diff --git a/Dockerfile b/Dockerfile
index 61cdef0..ba86ffe 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -15,7 +15,7 @@ RUN \
 RUN \
     cd /code \
     # clone mgba
-    && git clone https://github.com/mgba-emu/mgba.git --branch 0.9 mgba \
+    && git clone https://github.com/mgba-emu/mgba.git mgba \
     # create build directory
     && mkdir mgba/build \
     # go to the build directory
diff --git a/mgba b/mgba
index 8c80299..0676769 160000
--- a/mgba
+++ b/mgba
@@ -1 +1 @@
-Subproject commit 8c802991bba6c8d20e3292f5915d7f21a7917e7c
+Subproject commit 0676769b6897408fa009c8a6cb29f1824fd4f6e7
diff --git a/src/emulator.py b/src/emulator.py
index eb4ff21..d1b7850 100644
--- a/src/emulator.py
+++ b/src/emulator.py
@@ -91,7 +91,7 @@ def next_action():
         r.mset(KEYS_RESET)
         return votes.index(max(votes))
     else:
-        return -1
+        return -1  # TODO: add random
 
 
 def state_manager(loop: asyncio.AbstractEventLoop):