diff --git a/src/i18n/locale/cmucl.pot b/src/i18n/locale/cmucl.pot
index 91b88457754435b51117c8585c2c27620d7bf9fe..19b58d4ff9f27b9936b5d9eab1ba5e54a35d9ffc 100644
--- a/src/i18n/locale/cmucl.pot
+++ b/src/i18n/locale/cmucl.pot
@@ -16324,9 +16324,9 @@ msgid ""
 "      :To Time-Spec\n"
 "	  Specify the beginning or end of the operand's lifetime.  :From can\n"
 "	  only be used with results, and :To only with arguments.  The default\n"
-"	  for the N'th argument/result is (:ARGUMENT N)/(:RESULT N).  These\n"
-"	  options are necessary primarily when operands are read or written out\n"
-"	  of order.\n"
+"	  for the N'th argument/result is (:ARGUMENT N)/(:RESULT N).  (The\n"
+"          first argument/result is number 0.) These options are necessary\n"
+"          primarily when operands are read or written out of order.\n"
 "   \n"
 "  :Conditional\n"
 "      This is used in place of :RESULTS with conditional branch VOPs.  "