diff --git a/source/dub/compilers/dmd.d b/source/dub/compilers/dmd.d
index 73d3994..a51c108 100644
--- a/source/dub/compilers/dmd.d
+++ b/source/dub/compilers/dmd.d
@@ -176,6 +176,7 @@
 				break;
 			case TargetType.dynamicLibrary:
 				version (Windows) settings.addDFlags("-shared");
+				else version (OSX) settings.addDFlags("-shared");
 				else settings.addDFlags("-shared", "-defaultlib=libphobos2.so");
 				break;
 			case TargetType.object:
diff --git a/source/dub/compilers/ldc.d b/source/dub/compilers/ldc.d
index 7cd75d8..f7dcad2 100644
--- a/source/dub/compilers/ldc.d
+++ b/source/dub/compilers/ldc.d
@@ -162,7 +162,9 @@
 				settings.addDFlags("-lib");
 				break;
 			case TargetType.dynamicLibrary:
-				settings.addDFlags("-shared", "-defaultlib=phobos2");
+				version(Windows) settings.addDFlags("-shared");
+				else version(OSX) settings.addDFlags("-shared");
+				else settings.addDFlags("-shared", "-defaultlib=phobos2");
 				break;
 			case TargetType.object:
 				settings.addDFlags("-c");