diff --git a/Source/cmCTest.cxx b/Source/cmCTest.cxx
index feae61a5c..98f19cc97 100644
--- a/Source/cmCTest.cxx
+++ b/Source/cmCTest.cxx
@@ -53,14 +53,10 @@
 #include <cm_zlib.h>
 #include <cmsys/Base64.h>
 
-#if defined(__BEOS__)
+#if defined(__BEOS__) || defined(__HAIKU__)
 #include <be/kernel/OS.h>   /* disable_debugger() API. */
 #endif
 
-#if defined(__HAIKU__)
-#include <os/kernel/OS.h>   /* disable_debugger() API. */
-#endif
-
 
 #define DEBUGOUT std::cout << __LINE__ << " "; std::cout
 #define DEBUGERR std::cerr << __LINE__ << " "; std::cerr