diff --git a/Documentation/git-merge.txt b/Documentation/git-merge.txt
index 3c08a6f7db..e53ff4b4e7 100644
--- a/Documentation/git-merge.txt
+++ b/Documentation/git-merge.txt
@@ -10,7 +10,7 @@ SYNOPSIS
 --------
 [verse]
 'git-merge' [-n] [--no-commit] [--squash] [-s <strategy>]...
-	-m=<msg> <remote> <remote>...
+	[-m <msg>] <remote> <remote>...
 
 DESCRIPTION
 -----------