diff --git a/python-for-android/dists/kolibri/src/main/java/org/kivy/android/PythonUtil.java b/python-for-android/dists/kolibri/src/main/java/org/kivy/android/PythonUtil.java
index 1a9fe234..5e8341c0 100644
--- a/python-for-android/dists/kolibri/src/main/java/org/kivy/android/PythonUtil.java
+++ b/python-for-android/dists/kolibri/src/main/java/org/kivy/android/PythonUtil.java
@@ -14,6 +14,7 @@
 import java.util.ArrayList;
 import java.util.regex.Pattern;
 
+import org.learningequality.Kolibri.BuildConfig;
 import org.renpy.android.AssetExtract;
 
 public class PythonUtil {
@@ -123,16 +124,30 @@ protected static void recursiveDelete(File f) {
         f.delete();
     }
 
+    public static String getPrivateVersion() {
+        // We read this directly from the VERSION_CODE,
+        // so that any upgrade of the app causes the Python
+        // code to be extracted again.
+        return Integer.toString(BuildConfig.VERSION_CODE);
+    }
+
     public static void unpackAsset(
         Context ctx,
         final String resource,
         File target,
         boolean cleanup_on_version_update) {
 
+        // We only have version information for the private package
+        // and this should only ever be called for the "private" package
+        if (resource != "private") {
+            Log.v(TAG, "Cannot unpack " + resource + " " + target.getName());
+            return;
+        }
+
         Log.v(TAG, "Unpacking " + resource + " " + target.getName());
 
         // The version of data in memory and on disk.
-        String dataVersion = getResourceString(ctx, resource + "_version");
+        String dataVersion = getPrivateVersion();
         String diskVersion = null;
 
         Log.v(TAG, "Data version is " + dataVersion);
@@ -198,7 +213,7 @@ public static void unpackPyBundle(
         Log.v(TAG, "Unpacking " + resource + " " + target.getName());
 
         // The version of data in memory and on disk.
-        String dataVersion = getResourceString(ctx, "private_version");
+        String dataVersion = getPrivateVersion();
         String diskVersion = null;
 
         Log.v(TAG, "Data version is " + dataVersion);
diff --git a/python-for-android/dists/kolibri/src/main/res/values/strings.xml b/python-for-android/dists/kolibri/src/main/res/values/strings.xml
index cff865a5..13f5e0e6 100644
--- a/python-for-android/dists/kolibri/src/main/res/values/strings.xml
+++ b/python-for-android/dists/kolibri/src/main/res/values/strings.xml
@@ -2,7 +2,6 @@
 <resources>
     <string name="app_name">Kolibri</string>
     <string name="task_worker_process" translatable="false">:task_worker</string>
-    <string name="private_version">65f6c4c9631cdfd89ef2e450b4769e2df67a0a8f</string>
     <string name="notification_channel_ticker">Task started…</string>
     <string name="notification_service_channel_title">Important Tasks Running</string>
     <string name="notification_service_channel_content">In progress</string>