diff -bu ./lib/Perl/Critic/Utils.pm~ ./lib/Perl/Critic/Utils.pm
--- ./lib/Perl/Critic/Utils.pm~	2012-07-11 01:59:43.000000000 -0500
+++ ./lib/Perl/Critic/Utils.pm	2013-07-18 16:21:08.350243158 -0500
@@ -331,7 +331,7 @@
 
 sub interpolate {
     my ( $literal ) = @_;
-    return eval "\"$literal\"" or confess $EVAL_ERROR;  ## no critic (StringyEval);
+    return (eval "\"$literal\"" || confess $EVAL_ERROR);  ## no critic (StringyEval);
 }
 
 #-----------------------------------------------------------------------------