diff --git a/CTestCustom.cmake b/CTestCustom.cmake
index 6d9f76e3afc..4d65111350a 100644
--- a/CTestCustom.cmake
+++ b/CTestCustom.cmake
@@ -226,6 +226,7 @@ list(APPEND CTEST_CUSTOM_WARNING_EXCEPTION
   "clang: warning: unknown warning option"
   # don't complain about warnings in jemalloc source
   "jemalloc-3.2.0/src"
+  "jemalloc/internal/jemalloc_internal.h"
   # don't complain about ranlib or libtool on empty archive
   "has no symbols"
   "the table of contents is empty"