diff --git a/CMakeLists.txt b/CMakeLists.txt
index cab0cb268..fa2264524 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -97,10 +97,6 @@ ENDIF()
 
 # Platform specific compilation flags
 IF (MSVC)
-	IF (STDCALL)
-		MESSAGE(FATAL_ERROR "The STDCALL option is no longer supported; libgit2 is now always built as a cdecl library.  If you're using PInvoke, please add the CallingConventions.Cdecl attribute for support.")
-	ENDIF()
-
 	ADD_DEFINITIONS(-D_SCL_SECURE_NO_WARNINGS)
 	ADD_DEFINITIONS(-D_CRT_SECURE_NO_DEPRECATE)
 	ADD_DEFINITIONS(-D_CRT_NONSTDC_NO_DEPRECATE)