diff --git a/api/api_autogen/CMakeLists.txt b/api/api_autogen/CMakeLists.txt
index 628e168fd..6c2f3260c 100644
--- a/api/api_autogen/CMakeLists.txt
+++ b/api/api_autogen/CMakeLists.txt
@@ -234,12 +234,21 @@ if (MSVC)
     )
     endforeach( file_i )
 
-
-	add_custom_command(
-		TARGET export_config
-		POST_BUILD
-		COMMAND cmd /C $<$<CONFIG:Release>:${EXPORT_RUN}>
-	)
+    if(NOT CMAKE_BUILD_TYPE STREQUAL "Debug")
+        add_custom_command(
+            TARGET export_config
+            PRE_BUILD
+            COMMAND ${CMAKE_COMMAND}
+            ARGS -E rm -rf ${CMAKE_CURRENT_SOURCE_DIR}/library/defaults/*.*
+        )
+
+    	add_custom_command(
+    		TARGET export_config
+    		POST_BUILD
+    		COMMAND cmd /C $<$<CONFIG:Release>:${EXPORT_RUN}>
+    	)
+    endif()
+    
 else()
 	if(NOT CMAKE_BUILD_TYPE STREQUAL "Debug")
 		add_custom_command(