diff --git a/roles/devserver/userland-software/files/install-php-extension.sh b/roles/devserver/userland-software/files/install-php-extension.sh
index 39128e9..7559ed1 100755
--- a/roles/devserver/userland-software/files/install-php-extension.sh
+++ b/roles/devserver/userland-software/files/install-php-extension.sh
@@ -1,17 +1,17 @@
 #!/bin/sh
 
 #   -------------------------------------------------------------
 #   Intall PHP extension
 #   - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 #   Project:        Nasqueron
 #   Author:         Sébastien Santoro aka Dereckson
 #   Created:        2018-03-29
 #   License:        BSD-2-Clause
 #   Source file:    roles/devserver/userland-software/files/install-php-extension.sh
 #   -------------------------------------------------------------
 
-AS_BUILDER=sudo -u builder
+AS_BUILDER="sudo -u builder"
 
 $AS_BUILDER phpize
 $AS_BUILDER ./configure
 $AS_BUILDER make