diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1d251345..f04d7f74 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -312,6 +312,7 @@ else() # not-unix
 		/D_WINDOWS
 		/D_CRT_SECURE_NO_WARNINGS
 		/DVERSION=\"${VERSION}\"
+		/D_XKEYCHECK_H
 	)
 	
 	if (MSVC_VERSION EQUAL 1600)
diff --git a/src/lib/synwinhk/CMakeLists.txt b/src/lib/synwinhk/CMakeLists.txt
index b311e3c7..df0095d2 100644
--- a/src/lib/synwinhk/CMakeLists.txt
+++ b/src/lib/synwinhk/CMakeLists.txt
@@ -26,6 +26,8 @@ include_directories(
 
 add_library(synwinhk SHARED ${sources})
 
+target_link_libraries (synwinhk libucrt)
+
 # copy the dlls (and supporting files) from the lib dir to 
 # the bin dir, so that synergyc and synergys can easily find them.
 # we should leave the other libraries compiling to the lib dir,