diff --git a/routes/services/invisiblepuzzle/invisiblepuzzle.js b/routes/services/invisiblepuzzle/invisiblepuzzle.js
index 22b50bd180d34ddba1fc8d52ad1cb8f2d136a3be..c978aeae24a23b04cd58980c229e95320acc315c 100644
--- a/routes/services/invisiblepuzzle/invisiblepuzzle.js
+++ b/routes/services/invisiblepuzzle/invisiblepuzzle.js
@@ -194,6 +194,7 @@ router.get('/explorations/hp', function(req, res, next) {
                 $match: {
                     "appdata.appname" : "Invisible Puzzle",
                     "userdata.event" : "exploration",
+                    "appdata.voiceover": true,
                     "debug" : false
                 }
             },
@@ -243,6 +244,7 @@ router.get('/explorations/hpbylevel', function(req, res, next) {
                 $match: {
                     "appdata.appname" : "Invisible Puzzle",
                     "userdata.event" : "exploration",
+                    "appdata.voiceover": true,
                     "debug" : false
                 }
             },