LIBRARY = System.Dynamic.dll
-LIB_MCS_FLAGS = -unsafe -d:CODEPLEX_40 -r:System.Core.dll -r:System.dll -nowarn:414,169
+LIB_REFS = System.Core System
+LIB_MCS_FLAGS = -unsafe -d:CODEPLEX_40 -nowarn:414,169
# This is a .NET 4.0+ only assembly
VALID_PROFILE := $(filter 4, $(FRAMEWORK_VERSION_MAJOR))