--- a/cmake_modules/cpackvars.cmake	Wed Oct 09 15:30:29 2019 +0200
+++ b/cmake_modules/cpackvars.cmake	Wed Oct 09 16:35:06 2019 +0200
@@ -1,6 +1,6 @@
 
 # revision information in cpack-generated names
-if(CMAKE_BUILD_TYPE MATCHES DEBUG)
+if(CMAKE_BUILD_TYPE MATCHES "Debug")
     set(full_suffix "${HEDGEWARS_VERSION}-r${HEDGEWARS_REVISION}")
 else()
     set(full_suffix "${HEDGEWARS_VERSION}")