diff --git a/scripts/install b/scripts/install
index 93000e8..a28a76b 100755
--- a/scripts/install
+++ b/scripts/install
@@ -78,9 +78,9 @@ ynh_script_progression --message="Configure NGINX" --weight=2
 if [ $infcloud -eq 1 ]
 then
 	# Add InfCloud in NGINX config
-	$inf_cloud=""
+	inf_cloud=""
 else
-	$inf_cloud="#INFCLOUD#"
+	inf_cloud="#INFCLOUD#"
 fi
 ynh_add_nginx_config
 
diff --git a/scripts/upgrade b/scripts/upgrade
index 562e354..6425621 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -162,9 +162,9 @@ then
 	if [ $infcloud -eq 1 ]
 	then
 		# Add InfCloud in NGINX config
-		$inf_cloud=""
+		inf_cloud=""
 	else
-		$inf_cloud="#INFCLOUD#"
+		inf_cloud="#INFCLOUD#"
 	fi
 	ynh_add_nginx_config
 fi