diff --git a/reactos/cmake/config.cmake b/reactos/cmake/config.cmake
index 4bf055480a6..aabef676321 100644
--- a/reactos/cmake/config.cmake
+++ b/reactos/cmake/config.cmake
@@ -21,18 +21,24 @@ set(OPTIMIZE "1" CACHE STRING
   4 = -O2
   5 = -O3")
 
-set(DBG TRUE CACHE BOOL
-"Whether to compile for debugging.")
-
-set(KDBG TRUE CACHE BOOL
-"Whether to compile in the integrated kernel debugger.")
-
 set(GDB FALSE CACHE BOOL
 "Whether to compile for debugging with GDB.
 If you don't use GDB, don't	enable this.")
 
-set(_WINKD_ FALSE CACHE BOOL
+set(DBG TRUE CACHE BOOL
+"Whether to compile for debugging.")
+
+if(MSVC)
+    set(KDBG FALSE CACHE BOOL
+"Whether to compile in the integrated kernel debugger.")
+    set(_WINKD_ TRUE CACHE BOOL
 "Whether to compile with the KD protocol.")
+else()
+    set(KDBG TRUE CACHE BOOL
+"Whether to compile in the integrated kernel debugger.")
+    set(_WINKD_ FALSE CACHE BOOL
+"Whether to compile with the KD protocol.")
+endif()
 
 set(_ELF_ FALSE CACHE BOOL
 "Whether to compile support for ELF files.