diff --git a/source/dub/internal/sdlang/lexer.d b/source/dub/internal/sdlang/lexer.d
index d57a187..dd99719 100644
--- a/source/dub/internal/sdlang/lexer.d
+++ b/source/dub/internal/sdlang/lexer.d
@@ -1790,18 +1790,18 @@
 	testLex( "2013/2/22 -07:53",       [ Token(symbol!"Value",loc,Value(DateTimeFrac(DateTime( 2013, 2, 22, 0,  0,  0) - hours(7) - minutes(53)))) ]);
 	testLex("-2013/2/22 -07:53",       [ Token(symbol!"Value",loc,Value(DateTimeFrac(DateTime(-2013, 2, 22, 0,  0,  0) - hours(7) - minutes(53)))) ]);
 	testLex( "2013/2/22 07:53:34",     [ Token(symbol!"Value",loc,Value(DateTimeFrac(DateTime( 2013, 2, 22, 7, 53, 34)))) ]);
-	testLex( "2013/2/22 07:53:34.123", [ Token(symbol!"Value",loc,Value(DateTimeFrac(DateTime( 2013, 2, 22, 7, 53, 34), FracSec.from!"msecs"(123)))) ]);
-	testLex( "2013/2/22 07:53:34.12",  [ Token(symbol!"Value",loc,Value(DateTimeFrac(DateTime( 2013, 2, 22, 7, 53, 34), FracSec.from!"msecs"(120)))) ]);
-	testLex( "2013/2/22 07:53:34.1",   [ Token(symbol!"Value",loc,Value(DateTimeFrac(DateTime( 2013, 2, 22, 7, 53, 34), FracSec.from!"msecs"(100)))) ]);
-	testLex( "2013/2/22 07:53.123",    [ Token(symbol!"Value",loc,Value(DateTimeFrac(DateTime( 2013, 2, 22, 7, 53,  0), FracSec.from!"msecs"(123)))) ]);
+	testLex( "2013/2/22 07:53:34.123", [ Token(symbol!"Value",loc,Value(DateTimeFrac(DateTime( 2013, 2, 22, 7, 53, 34), 123.msecs))) ]);
+	testLex( "2013/2/22 07:53:34.12",  [ Token(symbol!"Value",loc,Value(DateTimeFrac(DateTime( 2013, 2, 22, 7, 53, 34), 120.msecs))) ]);
+	testLex( "2013/2/22 07:53:34.1",   [ Token(symbol!"Value",loc,Value(DateTimeFrac(DateTime( 2013, 2, 22, 7, 53, 34), 100.msecs))) ]);
+	testLex( "2013/2/22 07:53.123",    [ Token(symbol!"Value",loc,Value(DateTimeFrac(DateTime( 2013, 2, 22, 7, 53,  0), 123.msecs))) ]);
 
 	testLex( "2013/2/22 34:65",        [ Token(symbol!"Value",loc,Value(DateTimeFrac(DateTime( 2013, 2, 22, 0, 0, 0) + hours(34) + minutes(65) + seconds( 0)))) ]);
-	testLex( "2013/2/22 34:65:77.123", [ Token(symbol!"Value",loc,Value(DateTimeFrac(DateTime( 2013, 2, 22, 0, 0, 0) + hours(34) + minutes(65) + seconds(77), FracSec.from!"msecs"(123)))) ]);
-	testLex( "2013/2/22 34:65.123",    [ Token(symbol!"Value",loc,Value(DateTimeFrac(DateTime( 2013, 2, 22, 0, 0, 0) + hours(34) + minutes(65) + seconds( 0), FracSec.from!"msecs"(123)))) ]);
+	testLex( "2013/2/22 34:65:77.123", [ Token(symbol!"Value",loc,Value(DateTimeFrac(DateTime( 2013, 2, 22, 0, 0, 0) + hours(34) + minutes(65) + seconds(77), 123.msecs))) ]);
+	testLex( "2013/2/22 34:65.123",    [ Token(symbol!"Value",loc,Value(DateTimeFrac(DateTime( 2013, 2, 22, 0, 0, 0) + hours(34) + minutes(65) + seconds( 0), 123.msecs))) ]);
 
 	testLex( "2013/2/22 -34:65",        [ Token(symbol!"Value",loc,Value(DateTimeFrac(DateTime( 2013, 2, 22, 0, 0, 0) - hours(34) - minutes(65) - seconds( 0)))) ]);
-	testLex( "2013/2/22 -34:65:77.123", [ Token(symbol!"Value",loc,Value(DateTimeFrac(DateTime( 2013, 2, 22, 0, 0, 0) - hours(34) - minutes(65) - seconds(77), FracSec.from!"msecs"(-123)))) ]);
-	testLex( "2013/2/22 -34:65.123",    [ Token(symbol!"Value",loc,Value(DateTimeFrac(DateTime( 2013, 2, 22, 0, 0, 0) - hours(34) - minutes(65) - seconds( 0), FracSec.from!"msecs"(-123)))) ]);
+	testLex( "2013/2/22 -34:65:77.123", [ Token(symbol!"Value",loc,Value(DateTimeFrac(DateTime( 2013, 2, 22, 0, 0, 0) - hours(34) - minutes(65) - seconds(77), -123.msecs))) ]);
+	testLex( "2013/2/22 -34:65.123",    [ Token(symbol!"Value",loc,Value(DateTimeFrac(DateTime( 2013, 2, 22, 0, 0, 0) - hours(34) - minutes(65) - seconds( 0), -123.msecs))) ]);
 
 	testLexThrows("2013/2/22 07:53a");
 	testLexThrows("2013/2/22 07:53f");
@@ -1849,12 +1849,12 @@
 	testLex( "2013/2/22 07:53:34-GMT+00:00",     [ Token(symbol!"Value",loc,Value(SysTime(DateTime( 2013, 2, 22, 7, 53, 34), new immutable SimpleTimeZone( hours(0)            )))) ]);
 	testLex( "2013/2/22 07:53:34-GMT+02:10",     [ Token(symbol!"Value",loc,Value(SysTime(DateTime( 2013, 2, 22, 7, 53, 34), new immutable SimpleTimeZone( hours(2)+minutes(10))))) ]);
 	testLex( "2013/2/22 07:53:34-GMT-05:30",     [ Token(symbol!"Value",loc,Value(SysTime(DateTime( 2013, 2, 22, 7, 53, 34), new immutable SimpleTimeZone(-hours(5)-minutes(30))))) ]);
-	testLex( "2013/2/22 07:53:34.123-GMT+00:00", [ Token(symbol!"Value",loc,Value(SysTime(DateTime( 2013, 2, 22, 7, 53, 34), FracSec.from!"msecs"(123), new immutable SimpleTimeZone( hours(0)            )))) ]);
-	testLex( "2013/2/22 07:53:34.123-GMT+02:10", [ Token(symbol!"Value",loc,Value(SysTime(DateTime( 2013, 2, 22, 7, 53, 34), FracSec.from!"msecs"(123), new immutable SimpleTimeZone( hours(2)+minutes(10))))) ]);
-	testLex( "2013/2/22 07:53:34.123-GMT-05:30", [ Token(symbol!"Value",loc,Value(SysTime(DateTime( 2013, 2, 22, 7, 53, 34), FracSec.from!"msecs"(123), new immutable SimpleTimeZone(-hours(5)-minutes(30))))) ]);
-	testLex( "2013/2/22 07:53.123-GMT+00:00",    [ Token(symbol!"Value",loc,Value(SysTime(DateTime( 2013, 2, 22, 7, 53,  0), FracSec.from!"msecs"(123), new immutable SimpleTimeZone( hours(0)            )))) ]);
-	testLex( "2013/2/22 07:53.123-GMT+02:10",    [ Token(symbol!"Value",loc,Value(SysTime(DateTime( 2013, 2, 22, 7, 53,  0), FracSec.from!"msecs"(123), new immutable SimpleTimeZone( hours(2)+minutes(10))))) ]);
-	testLex( "2013/2/22 07:53.123-GMT-05:30",    [ Token(symbol!"Value",loc,Value(SysTime(DateTime( 2013, 2, 22, 7, 53,  0), FracSec.from!"msecs"(123), new immutable SimpleTimeZone(-hours(5)-minutes(30))))) ]);
+	testLex( "2013/2/22 07:53:34.123-GMT+00:00", [ Token(symbol!"Value",loc,Value(SysTime(DateTime( 2013, 2, 22, 7, 53, 34), 123.msecs, new immutable SimpleTimeZone( hours(0)            )))) ]);
+	testLex( "2013/2/22 07:53:34.123-GMT+02:10", [ Token(symbol!"Value",loc,Value(SysTime(DateTime( 2013, 2, 22, 7, 53, 34), 123.msecs, new immutable SimpleTimeZone( hours(2)+minutes(10))))) ]);
+	testLex( "2013/2/22 07:53:34.123-GMT-05:30", [ Token(symbol!"Value",loc,Value(SysTime(DateTime( 2013, 2, 22, 7, 53, 34), 123.msecs, new immutable SimpleTimeZone(-hours(5)-minutes(30))))) ]);
+	testLex( "2013/2/22 07:53.123-GMT+00:00",    [ Token(symbol!"Value",loc,Value(SysTime(DateTime( 2013, 2, 22, 7, 53,  0), 123.msecs, new immutable SimpleTimeZone( hours(0)            )))) ]);
+	testLex( "2013/2/22 07:53.123-GMT+02:10",    [ Token(symbol!"Value",loc,Value(SysTime(DateTime( 2013, 2, 22, 7, 53,  0), 123.msecs, new immutable SimpleTimeZone( hours(2)+minutes(10))))) ]);
+	testLex( "2013/2/22 07:53.123-GMT-05:30",    [ Token(symbol!"Value",loc,Value(SysTime(DateTime( 2013, 2, 22, 7, 53,  0), 123.msecs, new immutable SimpleTimeZone(-hours(5)-minutes(30))))) ]);
 
 	testLex( "2013/2/22 -34:65-GMT-05:30",       [ Token(symbol!"Value",loc,Value(SysTime(DateTime( 2013, 2, 22, 0,  0,  0) - hours(34) - minutes(65) - seconds( 0), new immutable SimpleTimeZone(-hours(5)-minutes(30))))) ]);
 
@@ -1869,7 +1869,7 @@
 	Token testTokenUnknownTimeZone(string tzName)
 	{
 		auto dateTime = DateTime(2013, 2, 22, 7, 53, 0);
-		auto frac = FracSec.from!"msecs"(0);
+		auto frac = 0.msecs;
 		return Token( symbol!"Value", loc, Value(DateTimeFracUnknownZone(dateTime,frac,tzName)) );
 	}
 	testLex("2013/2/22 07:53-GMT+",          [ testTokenUnknownTimeZone("GMT+")     ]);
@@ -1910,13 +1910,13 @@
 	testLex("2013/2/22 07:53-GMT+00004:003", [ testTokenUnknownTimeZone("GMT+00004:003") ]);
 
 	// DateTime, with unknown timezone
-	testLex( "2013/2/22 07:53-Bogus/Foo",        [ Token(symbol!"Value",loc,Value(DateTimeFracUnknownZone(DateTime( 2013, 2, 22, 7, 53,  0), FracSec.from!"msecs"(  0), "Bogus/Foo")), "2013/2/22 07:53-Bogus/Foo") ]);
-	testLex("-2013/2/22 07:53-Bogus/Foo",        [ Token(symbol!"Value",loc,Value(DateTimeFracUnknownZone(DateTime(-2013, 2, 22, 7, 53,  0), FracSec.from!"msecs"(  0), "Bogus/Foo"))) ]);
-	testLex( "2013/2/22 -07:53-Bogus/Foo",       [ Token(symbol!"Value",loc,Value(DateTimeFracUnknownZone(DateTime( 2013, 2, 22, 0,  0,  0) - hours(7) - minutes(53), FracSec.from!"msecs"(  0), "Bogus/Foo"))) ]);
-	testLex("-2013/2/22 -07:53-Bogus/Foo",       [ Token(symbol!"Value",loc,Value(DateTimeFracUnknownZone(DateTime(-2013, 2, 22, 0,  0,  0) - hours(7) - minutes(53), FracSec.from!"msecs"(  0), "Bogus/Foo"))) ]);
-	testLex( "2013/2/22 07:53:34-Bogus/Foo",     [ Token(symbol!"Value",loc,Value(DateTimeFracUnknownZone(DateTime( 2013, 2, 22, 7, 53, 34), FracSec.from!"msecs"(  0), "Bogus/Foo"))) ]);
-	testLex( "2013/2/22 07:53:34.123-Bogus/Foo", [ Token(symbol!"Value",loc,Value(DateTimeFracUnknownZone(DateTime( 2013, 2, 22, 7, 53, 34), FracSec.from!"msecs"(123), "Bogus/Foo"))) ]);
-	testLex( "2013/2/22 07:53.123-Bogus/Foo",    [ Token(symbol!"Value",loc,Value(DateTimeFracUnknownZone(DateTime( 2013, 2, 22, 7, 53,  0), FracSec.from!"msecs"(123), "Bogus/Foo"))) ]);
+	testLex( "2013/2/22 07:53-Bogus/Foo",        [ Token(symbol!"Value",loc,Value(DateTimeFracUnknownZone(DateTime( 2013, 2, 22, 7, 53,  0), 0.msecs, "Bogus/Foo")), "2013/2/22 07:53-Bogus/Foo") ]);
+	testLex("-2013/2/22 07:53-Bogus/Foo",        [ Token(symbol!"Value",loc,Value(DateTimeFracUnknownZone(DateTime(-2013, 2, 22, 7, 53,  0), 0.msecs, "Bogus/Foo"))) ]);
+	testLex( "2013/2/22 -07:53-Bogus/Foo",       [ Token(symbol!"Value",loc,Value(DateTimeFracUnknownZone(DateTime( 2013, 2, 22, 0,  0,  0) - hours(7) - minutes(53), 0.msecs, "Bogus/Foo"))) ]);
+	testLex("-2013/2/22 -07:53-Bogus/Foo",       [ Token(symbol!"Value",loc,Value(DateTimeFracUnknownZone(DateTime(-2013, 2, 22, 0,  0,  0) - hours(7) - minutes(53), 0.msecs, "Bogus/Foo"))) ]);
+	testLex( "2013/2/22 07:53:34-Bogus/Foo",     [ Token(symbol!"Value",loc,Value(DateTimeFracUnknownZone(DateTime( 2013, 2, 22, 7, 53, 34), 0.msecs, "Bogus/Foo"))) ]);
+	testLex( "2013/2/22 07:53:34.123-Bogus/Foo", [ Token(symbol!"Value",loc,Value(DateTimeFracUnknownZone(DateTime( 2013, 2, 22, 7, 53, 34), 123.msecs, "Bogus/Foo"))) ]);
+	testLex( "2013/2/22 07:53.123-Bogus/Foo",    [ Token(symbol!"Value",loc,Value(DateTimeFracUnknownZone(DateTime( 2013, 2, 22, 7, 53,  0), 123.msecs, "Bogus/Foo"))) ]);
 
 	// Time Span
 	testLex( "12:14:42",         [ Token(symbol!"Value",loc,Value( days( 0)+hours(12)+minutes(14)+seconds(42)+msecs(  0))) ]);
diff --git a/source/dub/internal/sdlang/token.d b/source/dub/internal/sdlang/token.d
index ca1ef64..a86ae5d 100644
--- a/source/dub/internal/sdlang/token.d
+++ b/source/dub/internal/sdlang/token.d
@@ -23,14 +23,9 @@
 struct DateTimeFrac
 {
 	this(DateTime dt, Duration fs) { this.dateTime = dt; this.fracSecs = fs; }
-	this(DateTime dt, FracSec fs) { this.dateTime = dt; this.fracSecs = fs.hnsecs.hnsecs; }
 
 	DateTime dateTime;
 	Duration fracSecs;
-	deprecated("Use fracSecs instead.") {
-		@property FracSec fracSec() const { return FracSec.from!"hnsecs"(fracSecs.total!"hnsecs"); }
-		@property void fracSec(FracSec v) { fracSecs = v.hnsecs.hnsecs; }
-	}
 }
 
 /++
@@ -47,10 +42,6 @@
 {
 	DateTime dateTime;
 	Duration fracSecs;
-	deprecated("Use fracSecs instead.") {
-		@property FracSec fracSec() { return FracSec.from!"hnsecs"(fracSecs.total!"hnsecs"); }
-		@property void fracSec(FracSec v) { fracSecs = v.hnsecs.hnsecs; }
-	}
 	string timeZone;
 
 	bool opEquals(const DateTimeFracUnknownZone b) const
@@ -485,15 +476,15 @@
 	assert(Value(DateTimeFrac(DateTime(-2004,10,31, 14,30,15))).toSDLString() == "-2004/10/31 14:30:15");
 
 	// DateTimeFrac w/ Frac
-	assert(Value(DateTimeFrac(DateTime(2004,10,31,  14,30,15), FracSec.from!"msecs"(123))).toSDLString() == "2004/10/31 14:30:15.123");
-	assert(Value(DateTimeFrac(DateTime(2004,10,31,  14,30,15), FracSec.from!"msecs"(120))).toSDLString() == "2004/10/31 14:30:15.120");
-	assert(Value(DateTimeFrac(DateTime(2004,10,31,  14,30,15), FracSec.from!"msecs"(100))).toSDLString() == "2004/10/31 14:30:15.100");
-	assert(Value(DateTimeFrac(DateTime(2004,10,31,  14,30,15), FracSec.from!"msecs"( 12))).toSDLString() == "2004/10/31 14:30:15.012");
-	assert(Value(DateTimeFrac(DateTime(2004,10,31,  14,30,15), FracSec.from!"msecs"(  1))).toSDLString() == "2004/10/31 14:30:15.001");
-	assert(Value(DateTimeFrac(DateTime(-2004,10,31, 14,30,15), FracSec.from!"msecs"(123))).toSDLString() == "-2004/10/31 14:30:15.123");
+	assert(Value(DateTimeFrac(DateTime(2004,10,31,  14,30,15), 123.msecs)).toSDLString() == "2004/10/31 14:30:15.123");
+	assert(Value(DateTimeFrac(DateTime(2004,10,31,  14,30,15), 120.msecs)).toSDLString() == "2004/10/31 14:30:15.120");
+	assert(Value(DateTimeFrac(DateTime(2004,10,31,  14,30,15), 100.msecs)).toSDLString() == "2004/10/31 14:30:15.100");
+	assert(Value(DateTimeFrac(DateTime(2004,10,31,  14,30,15), 12.msecs)).toSDLString() == "2004/10/31 14:30:15.012");
+	assert(Value(DateTimeFrac(DateTime(2004,10,31,  14,30,15), 1.msecs)).toSDLString() == "2004/10/31 14:30:15.001");
+	assert(Value(DateTimeFrac(DateTime(-2004,10,31, 14,30,15), 123.msecs)).toSDLString() == "-2004/10/31 14:30:15.123");
 
 	// DateTimeFracUnknownZone
-	assert(Value(DateTimeFracUnknownZone(DateTime(2004,10,31, 14,30,15), FracSec.from!"msecs"(123), "Foo/Bar")).toSDLString() == "2004/10/31 14:30:15.123-Foo/Bar");
+	assert(Value(DateTimeFracUnknownZone(DateTime(2004,10,31, 14,30,15), 123.msecs, "Foo/Bar")).toSDLString() == "2004/10/31 14:30:15.123-Foo/Bar");
 
 	// SysTime
 	assert(Value(SysTime(DateTime(2004,10,31, 14,30,15), new immutable SimpleTimeZone( hours(0)             ))).toSDLString() == "2004/10/31 14:30:15-GMT+00:00");
@@ -501,7 +492,7 @@
 	assert(Value(SysTime(DateTime(2004,10,31, 14,30,15), new immutable SimpleTimeZone( hours(2)+minutes(10) ))).toSDLString() == "2004/10/31 14:30:15-GMT+02:10");
 	assert(Value(SysTime(DateTime(2004,10,31, 14,30,15), new immutable SimpleTimeZone(-hours(5)-minutes(30) ))).toSDLString() == "2004/10/31 14:30:15-GMT-05:30");
 	assert(Value(SysTime(DateTime(2004,10,31, 14,30,15), new immutable SimpleTimeZone( hours(2)+minutes( 3) ))).toSDLString() == "2004/10/31 14:30:15-GMT+02:03");
-	assert(Value(SysTime(DateTime(2004,10,31, 14,30,15), FracSec.from!"msecs"(123), new immutable SimpleTimeZone( hours(0) ))).toSDLString() == "2004/10/31 14:30:15.123-GMT+00:00");
+	assert(Value(SysTime(DateTime(2004,10,31, 14,30,15), 123.msecs, new immutable SimpleTimeZone( hours(0) ))).toSDLString() == "2004/10/31 14:30:15.123-GMT+00:00");
 
 	// Duration
 	assert( "12:14:42"         == Value( days( 0)+hours(12)+minutes(14)+seconds(42)+msecs(  0)).toSDLString());