diff --git a/electrum/gui/kivy/tools/Dockerfile b/electrum/gui/kivy/tools/Dockerfile
index 13ec31d41..2e8650fc6 100644
--- a/electrum/gui/kivy/tools/Dockerfile
+++ b/electrum/gui/kivy/tools/Dockerfile
@@ -154,6 +154,8 @@ RUN cd /opt \
     && git cherry-pick ed20e196fbcdce718a180f88f23bb2d165c4c5d8 \
        # gradle: persist debug keystore:
     && git cherry-pick aaa0d5d0e7a334631df71e0a9bf127817e0ab9ab \
+       # add recipe for pycryptodomex:
+    && git cherry-pick 9bab610565d95111d8035998765e97c70fa3e1b4 \
     && python3 -m pip install --user -e .
 
 # build env vars
diff --git a/electrum/gui/kivy/tools/buildozer.spec b/electrum/gui/kivy/tools/buildozer.spec
index 6016506de..a76a43b73 100644
--- a/electrum/gui/kivy/tools/buildozer.spec
+++ b/electrum/gui/kivy/tools/buildozer.spec
@@ -42,7 +42,8 @@ requirements =
     plyer,
     kivy==82d561d62577757d478df52173610f925c05ecab,
     libffi,
-    libsecp256k1
+    libsecp256k1,
+    pycryptodomex==bfc1cca093a7344c9ed2b7c34bc560db6dca662a
 
 # (str) Presplash of the application
 #presplash.filename = %(source.dir)s/gui/kivy/theming/splash.png
@@ -180,7 +181,7 @@ p4a.source_dir = /opt/python-for-android
 [buildozer]
 
 # (int) Log level (0 = error only, 1 = info, 2 = debug (with command output))
-log_level = 1
+log_level = 2
 
 
 # -----------------------------------------------------------------------------