diff --git a/scripts/power_lag_plot.pl b/scripts/power_lag_plot.pl
old mode 100644
new mode 100755
index e165487..9d56ebb
--- a/scripts/power_lag_plot.pl
+++ b/scripts/power_lag_plot.pl
@@ -149,7 +149,7 @@ while (<$outputfile>) {
             push(@phase_difference_avg,$avg);
             push(@phase_difference_err,$err);
             $mode = 0;
-        }                 
+        }
     } # End switch
 }