diff --git a/tests/regression-funcs.sh b/tests/regression-funcs.sh
index 3889129009..c6ca00b2aa 100755
--- a/tests/regression-funcs.sh
+++ b/tests/regression-funcs.sh
@@ -67,7 +67,7 @@ do_avconv()
     elif [ $f = $pcm_dst ] ; then
         $tiny_psnr $f $pcm_ref 2
     else
-        wc -c $f
+        echo $(wc -c $f)
     fi
 }
 
@@ -82,7 +82,7 @@ do_avconv_nomd5()
     elif [ $f = $pcm_dst ] ; then
         $tiny_psnr $f $pcm_ref 2
     else
-        wc -c $f
+        echo $(wc -c $f)
     fi
 }