diff --git a/check_process b/check_process
index 992e0b1..e4d73ff 100644
--- a/check_process
+++ b/check_process
@@ -5,7 +5,7 @@
 		path="/path"	(PATH)
 		wifi_ssid="myNeutralNetwork"
 		wifi_passphrase="VhegT8oev0jZI"	(PASSWORD)
-		firmware_nonfree="no"
+		firmware_nonfree=0
 	; Checks
 		pkg_linter=1
 		setup_sub_dir=1
@@ -33,4 +33,4 @@
 	Level 7=auto
 	Level 8=0
 	Level 9=0
-        Level 10=0
+    Level 10=0
diff --git a/manifest.json b/manifest.json
index 768e335..3d84e2e 100644
--- a/manifest.json
+++ b/manifest.json
@@ -64,14 +64,12 @@
       },
       {
         "name": "firmware_nonfree",
-        "type": "string",
-        "choice": ["yes", "no"],
+        "type": "boolean",
         "ask": {
             "en": "Install non-free firmwares - in addition to the free ones - for the wifi dongle (yes/no)",
             "fr": "Installer des firmwares non-libres (en plus des libres) pour la clé USB wifi (yes/no)"
         },
-        "example": "yes",
-        "default": "yes"
+        "default": true
       }
     ]
   }