diff --git a/scripts/_common.sh b/scripts/_common.sh
index b67da64..1fa01c7 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -3,7 +3,7 @@
 #=================================================
 # COMMON VARIABLES
 #=================================================
-$ynh_arch=$YNH_ARCH
+$ynh_arch="$YNH_ARCH"
 
 #=================================================
 # PERSONAL HELPERS