diff --git a/development/cmake/src/support/CMakeLists.txt b/development/cmake/src/support/CMakeLists.txt
index f9f5795681..63585dca21 100644
--- a/development/cmake/src/support/CMakeLists.txt
+++ b/development/cmake/src/support/CMakeLists.txt
@@ -50,7 +50,7 @@ else()
 	set_source_files_properties(_allinone_touched.C
 		PROPERTIES OBJECT_DEPENDS "${depends_moc}")	
 	add_library(support ${library_type} ${_allinone_files}
-		${support_minizip_sources} ${support_minizip_cpp_sources} ${support_headers} ${dont_merge})
+		${support_minizip_sources} ${support_minizip_cpp_sources} ${support_headers})
 endif()