diff --git a/Python/pythonrun.c b/Python/pythonrun.c
index 9b9d63c..c4ec5ac 100644
--- a/Python/pythonrun.c
+++ b/Python/pythonrun.c
@@ -1348,6 +1348,10 @@
             msg = "unexpected indent";
         else if (err->token == DEDENT)
             msg = "unexpected unindent";
+        else if (err->expected == NOTEQUAL) {
+            errtype = PyExc_SyntaxError;
+            msg = "with Barry as BDFL, use '<>' instead of '!='";
+        }
         else {
             errtype = PyExc_SyntaxError;
             msg = "invalid syntax";