diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 87447270b..d23eb084a 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1370,5 +1370,5 @@ source_group("Shared Game" REGULAR_EXPRESSION "^${CMAKE_CURRENT_SOURCE_DIR}/g_sh
 source_group("Versioning" FILES version.h win32/zdoom.rc)
 source_group("Win32 Files" REGULAR_EXPRESSION "^${CMAKE_CURRENT_SOURCE_DIR}/win32/.+")
 source_group("Xlat" REGULAR_EXPRESSION "^${CMAKE_CURRENT_SOURCE_DIR}/xlat/.+" FILES ${CMAKE_CURRENT_BINARY_DIR}/xlat_parser.c ${CMAKE_CURRENT_BINARY_DIR}/xlat_parser.h)
-source_group("ZScript" REGULAR_EXPRESSION "^${CMAKE_CURRENT_SOURCE_DIR}/zscript/.+")
+source_group("ZScript" REGULAR_EXPRESSION "^${CMAKE_CURRENT_SOURCE_DIR}/zscript/.+" FILES ${CMAKE_CURRENT_BINARY_DIR}/zcc-parse.c ${CMAKE_CURRENT_BINARY_DIR}/zcc-parse.h)
 source_group("Source Files" FILES ${CMAKE_CURRENT_BINARY_DIR}/sc_man_scanner.h sc_man_scanner.re)