diff --git a/org.eclipse.jgit/src/org/eclipse/jgit/transport/PushCertificateParser.java b/org.eclipse.jgit/src/org/eclipse/jgit/transport/PushCertificateParser.java
index 93a1e54b0..1bc73bb3e 100644
--- a/org.eclipse.jgit/src/org/eclipse/jgit/transport/PushCertificateParser.java
+++ b/org.eclipse.jgit/src/org/eclipse/jgit/transport/PushCertificateParser.java
@@ -281,7 +281,7 @@ private static String parseHeader(StringReader reader, String header)
 				|| !s.startsWith(header)
 				|| s.charAt(header.length()) != ' ') {
 			throw new PackProtocolException(MessageFormat.format(
-					JGitText.get().pushCertificateInvalidHeader, header));
+					JGitText.get().pushCertificateInvalidField, header));
 		}
 		return s.substring(header.length() + 1);
 	}