diff --git a/.gitignore b/.gitignore
index 082b81f9..257889a1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,4 +12,8 @@ jni/src/MobileTouchControls/MobileTouchControls
 
 local.properties
 
+*.apk
+
+assets/extras.pak
+
 res/values/git-rev.xml
diff --git a/build-test.sh b/build-test.sh
index 82b23abb..89bf783a 100644
--- a/build-test.sh
+++ b/build-test.sh
@@ -5,6 +5,7 @@ APKBUILDER=./../apkbuilder
 mkdir gen
 mkdir bin
 sh gen-version.sh test build
+python2.7 makepak.py xash-extras assets/extras.pak
 $AAPT package -m -J gen/ --rename-manifest-package in.celest.xash3d.hl -M AndroidManifest.xml -S test/res -I $ANDROID_JAR
 $JAVA_HOME/bin/javac -d bin/classes -s bin/classes -cp $ANDROID_JAR src/org/libsdl/app/SDLActivity.java gen/in/celest/xash3d/hl/R.java src/in/celest/xash3d/*
 $DX --dex --output=bin/classes.dex bin/classes/
diff --git a/makepak.py b/makepak.py
new file mode 100644
index 00000000..e2cbd429
--- /dev/null
+++ b/makepak.py
@@ -0,0 +1,43 @@
+import sys
+import struct
+import os
+
+#dummy class for stuffing the file headers into
+class FileEntry:
+    pass
+
+#arguments are source directory, then target filename e.g. "pak1.pak"
+rootdir = sys.argv[1]
+pakfilename = sys.argv[2]
+
+pakfile = open(pakfilename,"wb")
+
+#write a dummy header to start with
+pakfile.write(struct.Struct("<4s2l").pack(b"PACK",0,0))
+
+#walk the directory recursively, add the files and record the file entries
+offset = 12
+fileentries = []
+for root, subFolders, files in os.walk(rootdir):
+    for file in files:
+        entry = FileEntry()
+        impfilename = os.path.join(root,file)  
+        entry.filename = os.path.relpath(impfilename,rootdir).replace("\\","/")       
+        with open(impfilename, "rb") as importfile:
+            pakfile.write(importfile.read())
+            entry.offset = offset
+            entry.length = importfile.tell()
+            offset = offset + entry.length
+        fileentries.append(entry)
+tablesize = 0
+
+#after all the file data, write the list of entries
+for entry in fileentries:
+    pakfile.write(struct.Struct("<56s").pack(entry.filename.encode("ascii")))
+    pakfile.write(struct.Struct("<l").pack(entry.offset))
+    pakfile.write(struct.Struct("<l").pack(entry.length))
+    tablesize = tablesize + 64
+
+#return to the header and write the values correctly
+pakfile.seek(0)
+pakfile.write(struct.Struct("<4s2l").pack(b"PACK",offset,tablesize))
diff --git a/src/org/libsdl/app/SDLActivity.java b/src/org/libsdl/app/SDLActivity.java
index 5999c8b2..50a721e1 100644
--- a/src/org/libsdl/app/SDLActivity.java
+++ b/src/org/libsdl/app/SDLActivity.java
@@ -988,6 +988,10 @@ public class SDLActivity extends Activity {
 			}
 			os.close();
 			is.close();
+			SharedPreferences.Editor editor = mPref.edit();
+			editor.putInt( "pakversion", PAK_VERSION );
+			editor.commit();
+			editor.apply();
 		} catch( Exception e )
 		{
 			Log.e( TAG, "Failed to extract PAK:" + e.toString() );