diff --git a/Editor/CMakeLists.txt b/Editor/CMakeLists.txt
index 7e1c29b62..4b044cc94 100644
--- a/Editor/CMakeLists.txt
+++ b/Editor/CMakeLists.txt
@@ -1,7 +1,10 @@
 cmake_minimum_required(VERSION 3.19)
 
+# workaround for source dir containing regex meta characters
+string(REGEX REPLACE "([.+?*])" "\\\\\\1" SDIR "${CMAKE_CURRENT_SOURCE_DIR}")
+
 file(GLOB SOURCE_FILES CONFIGURE_DEPENDS *.cpp)
-list(FILTER SOURCE_FILES EXCLUDE REGEX ${CMAKE_CURRENT_SOURCE_DIR}/main_.*)
+list(FILTER SOURCE_FILES EXCLUDE REGEX ${SDIR}/main_.*)
 list(APPEND SOURCE_FILES main_${PLATFORM}.cpp)
 
 
diff --git a/WickedEngine/Utility/CMakeLists.txt b/WickedEngine/Utility/CMakeLists.txt
index fbe927c39..dd2f9657f 100644
--- a/WickedEngine/Utility/CMakeLists.txt
+++ b/WickedEngine/Utility/CMakeLists.txt
@@ -15,12 +15,15 @@ file(GLOB_RECURSE SOURCE_FILES CONFIGURE_DEPENDS
 	*.cpp
 )
 
+# workaround for source dir containing regex meta characters
+string(REGEX REPLACE "([.+?*])" "\\\\\\1" SDIR "${CMAKE_CURRENT_SOURCE_DIR}")
+
 # FAudio has their own CMakeLists
 list(FILTER HEADER_FILES
-	EXCLUDE REGEX ${CMAKE_CURRENT_SOURCE_DIR}/FAudio/.*
+	EXCLUDE REGEX "${SDIR}/FAudio/.*"
 )
 list(FILTER SOURCE_FILES
-	EXCLUDE REGEX ${CMAKE_CURRENT_SOURCE_DIR}/FAudio/.*
+	EXCLUDE REGEX "${SDIR}/FAudio/.*"
 )
 
 install(FILES ${HEADER_FILES}