diff --git a/scripts/pythondeps.sh b/scripts/pythondeps.sh
index 61c89f38c..7ccd0761e 100755
--- a/scripts/pythondeps.sh
+++ b/scripts/pythondeps.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 [ $# -ge 1 ] || {
     cat > /dev/null
@@ -9,12 +9,12 @@ PYVER=`python -c "import sys; v=sys.version_info[:2]; print '%d.%d'%v"`
 case $1 in
 -P|--provides)
     shift
-    grep "/usr/bin/python\*\$" 2> /dev/null && echo "python(abi) = ${PYVER}"
+    grep "/usr/bin/python\*\$" >& /dev/null && echo "python(abi) = ${PYVER}"
     exit 0
     ;;
 -R|--requires)
     shift
-    grep "/usr/lib[^/]*/python${PYVER}/" 2> /dev/null && echo "python(abi) = ${PYVER}"
+    grep "/usr/lib[^/]*/python${PYVER}/" >& /dev/null && echo "python(abi) = ${PYVER}"
     exit 0
     ;;
 esac