Index: uspace/lib/cpp/include/__bits/string/string.hpp
===================================================================
--- uspace/lib/cpp/include/__bits/string/string.hpp	(revision d62d2c67607ae1bff7597845bd82b7669c37c0f7)
+++ uspace/lib/cpp/include/__bits/string/string.hpp	(revision eb2c8b624e6b518ed6862a53a679340fadd9f434)
@@ -1495,5 +1495,5 @@
                     return max(capacity_ * 2, hint);
                 else
-                    return max(capacity_ * 2, 2ul);
+                    return max(capacity_ * 2, size_type{2u});
             }