diff --git a/aclocal.m4 b/aclocal.m4
index b1d79d0ae683c718b46a75249321def6a353b8d5..b67443df36dbfc14d9d1ba02dde4dfc6ac022d6f 100644
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -129,7 +129,7 @@ else
     fi
 fi
 rm -f conftest1 conftest2
-]),
+])
 ContextDiffCmd=$ac_cv_context_diffs
 AC_SUBST(ContextDiffCmd)
 ])