diff --git a/src/corelib/global/qcompare.h b/src/corelib/global/qcompare.h
index 5d4bb57e73d..9dd244c8f92 100644
--- a/src/corelib/global/qcompare.h
+++ b/src/corelib/global/qcompare.h
@@ -38,7 +38,7 @@ enum class Uncomparable : CompareUnderlyingType
     Unordered =
         #if defined(_LIBCPP_VERSION) // libc++
                 -127
-        #elif defined(__GLIBCXX__)   // libstd++
+        #elif defined(__GLIBCXX__)   // libstdc++
                    2
         #else                        // assume MSSTL
                 -128