diff --git a/metadata/cz.slaby.dpc.yml b/metadata/cz.slaby.dpc.yml
index 03bf5332bc..b9765d87f1 100644
--- a/metadata/cz.slaby.dpc.yml
+++ b/metadata/cz.slaby.dpc.yml
@@ -301,7 +301,7 @@ Builds:
     commit: a2353e2f17b08629cf2ce64f8a285ab499492887
     sudo:
       - apt-get update
-      - apt-get install -y -t bullseye-backports make cmake
+      - apt-get install -y cmake make
     init:
       - git submodule update --init lib/libgit2
       - git submodule update --init .flutter
@@ -351,7 +351,7 @@ Builds:
         > lib/secrets.dart
       - PUB_CACHE="$(pwd)/.pub-cache" .flutter/bin/flutter build apk --target-platform
         android-arm64
-    ndk: r26
+    ndk: 26.0.10792818
 
 AutoUpdateMode: Version
 UpdateCheckMode: Tags