diff --git a/pear/php-config.in b/pear/php-config.in
index ccd29e7c39d..62acb5ac68c 100644
--- a/pear/php-config.in
+++ b/pear/php-config.in
@@ -1,7 +1,7 @@
 #! /bin/sh
 
-prefix='@prefix@'
-includedir='@includedir@/php'
+prefix="@prefix@"
+includedir="@includedir@/php"
 includes="-I$includedir -I$includedir/main -I$includedir/Zend"
 if test '@TSRM_DIR@' != ''; then
     includes="$includes -I$includedir/TSRM"