diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index ce4c371aeed..d14a3a8584b 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,8 @@
+2014-07-09  Sam Steingold  <sds@gnu.org>
+
+	* progmodes/cperl-mode.el (cperl-block-p): Treat the perl keyword
+	`constant' like `bless', `return' &c
+
 2014-07-09  Stefan Monnier  <monnier@iro.umontreal.ca>
 
 	* rect.el (apply-on-rectangle): Check forward-line really moved to the
diff --git a/lisp/progmodes/cperl-mode.el b/lisp/progmodes/cperl-mode.el
index c4f2b9ffe51..cd60475974c 100644
--- a/lisp/progmodes/cperl-mode.el
+++ b/lisp/progmodes/cperl-mode.el
@@ -4828,9 +4828,9 @@ the sections using `cperl-pod-head-face', `cperl-pod-face',
       (and (memq (char-syntax (preceding-char)) '(?w ?_))
 	   (progn
 	     (backward-sexp)
-	     ;; sub {BLK}, print {BLK} $data, but NOT `bless', `return', `tr'
+	     ;; sub {BLK}, print {BLK} $data, but NOT `bless', `return', `tr', `constant'
 	     (or (and (looking-at "[a-zA-Z0-9_:]+[ \t\n\f]*[{#]") ; Method call syntax
-		      (not (looking-at "\\(bless\\|return\\|q[wqrx]?\\|tr\\|[smy]\\)\\>")))
+		      (not (looking-at "\\(bless\\|return\\|q[wqrx]?\\|tr\\|[smy]\\|constant\\)\\>")))
 		 ;; sub bless::foo {}
 		 (progn
 		   (cperl-backward-to-noncomment (point-min))