1 files changed, 1 insertions, 2 deletions
diff --git a/src/lib/mac/mac.h b/src/lib/mac/mac.h
index 1fbb36824..ae8ea5405 100644
--- a/src/lib/mac/mac.h
+++ b/src/lib/mac/mac.h
@@ -55,9 +55,8 @@ class BOTAN_DLL MessageAuthenticationCode : public Buffered_Computation,
       /**
       * @return provider information about this implementation. Default is "base",
       * might also return "sse2", "avx2", "openssl", or some other arbitrary string.
-      * The return value is guaranteed to point to a string literal constant.
       */
-      virtual const char* provider() const { return "base"; }
+      virtual std::string provider() const { return "base"; }
 
    };