diff --git a/docfiles/apptracking.html b/docfiles/apptracking.html
index 9517ea8a..5765970c 100644
--- a/docfiles/apptracking.html
+++ b/docfiles/apptracking.html
@@ -2,5 +2,5 @@
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     for(g=0;g<i.length;g++)f(c,i[g]);b._i.push([a,e,d])};b.__SV=1.2;a=e.createElement("script");a.type="text/javascript";a.async=!0;a.src="undefined"!==typeof MIXPANEL_CUSTOM_LIB_URL?MIXPANEL_CUSTOM_LIB_URL:"file:"===e.location.protocol&&"//cdn.mxpnl.com/libs/mixpanel-2-latest.min.js".match(/^\/\//)?"https://cdn.mxpnl.com/libs/mixpanel-2-latest.min.js":"//cdn.mxpnl.com/libs/mixpanel-2-latest.min.js";f=e.getElementsByTagName("script")[0];f.parentNode.insertBefore(a,f)}})(document,window.mixpanel||[]);
     mixpanel.init("762fef19c053a0ea4cec43d2fecae76e", { disable_persistence: true });
-    if (typeof pxtConfig !== "undefined") mixpanel.register({ target: pxtConfig.targetId, version: pxtConfig.targetVersion });
+    if (typeof pxtConfig !== "undefined") mixpanel.register({ target: pxtConfig.targetId, version: pxtConfig.targetVersion, targetVersion: pxtConfig.targetId + '/' + pxtConfig.targetVersion });
 </script>
diff --git a/docfiles/tracking.html b/docfiles/tracking.html
index cb37031e..5765970c 100644
--- a/docfiles/tracking.html
+++ b/docfiles/tracking.html
@@ -2,5 +2,5 @@
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     mixpanel.init("762fef19c053a0ea4cec43d2fecae76e", { disable_persistence: true });
-    if (typeof pxtConfig !== "undefined") mixpanel.register({ target: pxtConfig.targetId, version: pxtConfig.targetVersion });    
+    if (typeof pxtConfig !== "undefined") mixpanel.register({ target: pxtConfig.targetId, version: pxtConfig.targetVersion, targetVersion: pxtConfig.targetId + '/' + pxtConfig.targetVersion });
 </script>