diff --git a/miniupnpc/CMakeLists.txt b/miniupnpc/CMakeLists.txt
index 6a4998e..2967bf3 100644
--- a/miniupnpc/CMakeLists.txt
+++ b/miniupnpc/CMakeLists.txt
@@ -166,7 +166,7 @@ install (FILES
   upnperrors.h
   miniupnpctypes.h
   portlistingparse.h
-  declspec.h
+  miniupnpc_declspec.h
   DESTINATION include/miniupnpc
 )