diff --git a/kwsysPlatformCxxTests.cxx b/kwsysPlatformCxxTests.cxx
index cb9fd06adcda007121ce84b6faed1a16148f2303..8d248676d2385b9893e5a91619bfb61aaccc783c 100644
--- a/kwsysPlatformCxxTests.cxx
+++ b/kwsysPlatformCxxTests.cxx
@@ -151,7 +151,7 @@ int main() { return 0; }
 
 #ifdef TEST_KWSYS_STL_HAS_ALLOCATOR_NONTEMPLATE
 #include <memory>
-void f(kwsys_stl::allocator const&) {}
+void f(kwsys_stl::allocator::size_type const&) {}
 int main() { return 0; }
 #endif