diff --git a/H/TermExt.h b/H/TermExt.h
old mode 100644
new mode 100755
index ec8c08dd4..a53fcaec1
--- a/H/TermExt.h
+++ b/H/TermExt.h
@@ -271,6 +271,9 @@ FloatOfTerm (Term t)
 #else
      /* OOPS, YAP only understands Floats that are as large as cells or that
         take two cells!!! */
+
+OOPS
+
 #endif
 #endif