diff --git a/source/dub/generators/monod.d b/source/dub/generators/monod.d
index a96996c..2bf3450 100644
--- a/source/dub/generators/monod.d
+++ b/source/dub/generators/monod.d
@@ -42,7 +42,7 @@
 	
 	void generateProject(GeneratorSettings settings)
 	{
-		logTrace("About to generate projects for %s, with %s direct dependencies.", m_app.mainPackage().name, to!string(m_app.mainPackage().dependencies().length));
+		logTrace("About to generate projects for %s, with %s direct dependencies.", m_app.mainPackage().name, m_app.mainPackage().dependencies().length);
 		generateProjects(m_app.mainPackage(), settings);
 		generateSolution(settings);
 	}
diff --git a/source/dub/generators/visuald.d b/source/dub/generators/visuald.d
index 7f578ae..03ccc10 100644
--- a/source/dub/generators/visuald.d
+++ b/source/dub/generators/visuald.d
@@ -42,7 +42,7 @@
 	}
 	
 	void generateProject(GeneratorSettings settings) {
-		logTrace("About to generate projects for %s, with %s direct dependencies.", m_app.mainPackage().name, to!string(m_app.mainPackage().dependencies().length));
+		logTrace("About to generate projects for %s, with %s direct dependencies.", m_app.mainPackage().name, m_app.mainPackage().dependencies().length);
 		generateProjects(m_app.mainPackage(), settings);
 		generateSolution();
 	}
diff --git a/source/dub/installation.d b/source/dub/installation.d
index af92ca9..74c8495 100644
--- a/source/dub/installation.d
+++ b/source/dub/installation.d
Binary files differ
diff --git a/source/dub/packagemanager.d b/source/dub/packagemanager.d
index 22b88c9..f3c1dc8 100644
--- a/source/dub/packagemanager.d
+++ b/source/dub/packagemanager.d
@@ -382,7 +382,7 @@
 					}
 					packs[pdir.name] = vers;
 				}
-				catch(Exception e) logDebug("Failed to enumerate %s packages: %s", to!string(location), e.toString());
+				catch(Exception e) logDebug("Failed to enumerate %s packages: %s", location, e.toString());
 			}
 		}
 		scanPackageFolder(m_systemPackagePath, m_systemPackages, InstallLocation.SystemWide);
diff --git a/source/dub/packagesupplier.d b/source/dub/packagesupplier.d
index f72ada5..6c2eb03 100644
--- a/source/dub/packagesupplier.d
+++ b/source/dub/packagesupplier.d
@@ -50,7 +50,7 @@
 	
 	private Path bestPackageFile( const string packageId, const Dependency dep) const {
 		Version bestVersion = Version(Version.RELEASE);
-		foreach(DirEntry d; dirEntries(to!string(m_path), packageId~"*", SpanMode.shallow)) {
+		foreach(DirEntry d; dirEntries(m_path.toNativeString(), packageId~"*", SpanMode.shallow)) {
 			Path p = Path(d.name);
 			logTrace("Entry: %s", p);
 			enforce(to!string(p.head)[$-4..$] == ".zip");
diff --git a/source/dub/project.d b/source/dub/project.d
index e7a85ea..ce81b97 100644
--- a/source/dub/project.d
+++ b/source/dub/project.d
@@ -60,7 +60,7 @@
 	@property string info()
 	const {
 		if(!m_main)
-			return "-Unregocgnized application in '"~to!string(m_root)~"' (properly no package.json in this directory)";
+			return "-Unregocgnized application in '"~m_root.toNativeString()~"' (properly no package.json in this directory)";
 		string s = "-Application identifier: " ~ m_main.name;
 		s ~= "\n" ~ m_main.info();
 		s ~= "\n-Installed dependencies:";
diff --git a/source/dub/utils.d b/source/dub/utils.d
index 61c30fd..78ac3b3 100644
--- a/source/dub/utils.d
+++ b/source/dub/utils.d
@@ -23,14 +23,14 @@
 
 
 package bool isEmptyDir(Path p) {
-	foreach(DirEntry e; dirEntries(to!string(p), SpanMode.shallow))
+	foreach(DirEntry e; dirEntries(p.toNativeString(), SpanMode.shallow))
 		return false;
 	return true;
 }
 
 package Json jsonFromFile(Path file, bool silent_fail = false) {
 	if( silent_fail && !existsFile(file) ) return Json.EmptyObject;
-	auto f = openFile(to!string(file), FileMode.Read);
+	auto f = openFile(file.toNativeString(), FileMode.Read);
 	scope(exit) f.close();
 	auto text = stripUTF8Bom(cast(string)f.readAll());
 	return parseJson(text);