diff --git a/Tests/RunCMake/RunCMake.cmake b/Tests/RunCMake/RunCMake.cmake
index b2b38ef20c..69c96cc3d6 100644
--- a/Tests/RunCMake/RunCMake.cmake
+++ b/Tests/RunCMake/RunCMake.cmake
@@ -109,6 +109,7 @@ function(run_cmake test)
     "|clang[^:]*: warning: the object size sanitizer has no effect at -O0, but is explicitly enabled:"
     "|Error kstat returned"
     "|Hit xcodebuild bug"
+    "|[^\n]*xcodebuild[^\n]*warning: file type[^\n]*is based on missing file type"
     "|ld: 0711-224 WARNING: Duplicate symbol: .__init_aix_libgcc_cxa_atexit"
     "|ld: 0711-345 Use the -bloadmap or -bnoquiet option to obtain more information"
     "|[^\n]*is a member of multiple groups"