1 files changed, 1 insertions, 1 deletions
diff --git a/Build/tools/tpm-ctan-check b/Build/tools/tpm-ctan-check
index 57aa79544d8..c5c6b392d56 100755
--- a/Build/tools/tpm-ctan-check
+++ b/Build/tools/tpm-ctan-check
@@ -94,7 +94,7 @@ sub main
          "twoup", "typedref",
        "velthuis", "verse", "vhistory", "volumes",
        "wordlike", "wrapfig",
-       "xltxtra", "xypic-tut-pt",
+       "xifthen", "xltxtra", "xypic-tut-pt",
        "york-thesis",
        "xcolor", "xkeyval"
     );