diff --git a/src/corelib/tools/qcryptographichash.cpp b/src/corelib/tools/qcryptographichash.cpp
index 8ada1277b6..095d1910a6 100644
--- a/src/corelib/tools/qcryptographichash.cpp
+++ b/src/corelib/tools/qcryptographichash.cpp
@@ -547,6 +547,12 @@ void QCryptographicHashPrivate::reset() noexcept
         return;
     }
 
+    if (context && !initializationFailed) {
+        // everything already set up - just reset the context
+        EVP_MD_CTX_reset(context.get());
+        return;
+    }
+
     initializationFailed = true;
 
     if (method == QCryptographicHash::Md4) {