diff --git a/src/main.cpp b/src/main.cpp
index 414ba6f..076ba11 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -12,7 +12,7 @@
   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */
 
-#define VERSION "0.4.0"
+#define VERSION "0.4.1"
 
 // #define GW_MESSAGE_DEBUG_ENABLED
 // #define FALLBACK_SERIAL
diff --git a/web/index.html b/web/index.html
index 6b7b4d1..b778deb 100644
--- a/web/index.html
+++ b/web/index.html
@@ -103,6 +103,10 @@
       })
   }
   function factoryReset(){
+    if (! confirm("Really delete all configuration?\n"+
+       "This will reset all your Wifi settings and disconnect you.")){
+         return;
+       }
     getJson("/api/resetConfig")
       .then(function(status){
         alertRestart();