diff --git a/.github/workflows/flatpak.yml b/.github/workflows/flatpak.yml
index 6ee4a5e41..87e2769ad 100644
--- a/.github/workflows/flatpak.yml
+++ b/.github/workflows/flatpak.yml
@@ -22,7 +22,7 @@ jobs:
     name: "Flatpak Builder"
     runs-on: ubuntu-latest
     container:
-      image: ghcr.io/flathub-infra/flatpak-github-actions:gnome-48
+      image: ghcr.io/flathub-infra/flatpak-github-actions:gnome-50
       options: --privileged
     steps:
     - uses: actions/checkout@v6
@@ -31,7 +31,7 @@ jobs:
         bundle: "YUView.flatpak"
         manifest-path: "de.rwth_aachen.ient.YUView.yaml"
     - name: Upload Release
-      uses: actions/upload-release-asset@v1.0.1
+      uses: actions/upload-release-asset@v1.0.2
       env:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
       with:
diff --git a/de.rwth_aachen.ient.YUView.yaml b/de.rwth_aachen.ient.YUView.yaml
index 2454b9688..f9791767f 100644
--- a/de.rwth_aachen.ient.YUView.yaml
+++ b/de.rwth_aachen.ient.YUView.yaml
@@ -1,6 +1,6 @@
 app-id: de.rwth_aachen.ient.YUView
 runtime: org.kde.Platform
-runtime-version: '5.14'
+runtime-version: '6.9'
 sdk: org.kde.Sdk
 command: YUView
 finish-args:
@@ -35,8 +35,8 @@ modules:
       - --enable-encoder=png
     sources:
       - type: archive
-        url: https://www.ffmpeg.org/releases/ffmpeg-4.2.3.tar.xz
-        sha256: 9df6c90aed1337634c1fb026fb01c154c29c82a64ea71291ff2da9aacb9aad31
+        url: https://www.ffmpeg.org/releases/ffmpeg-7.1.2.tar.xz
+        sha256: 089bc60fb59d6aecc5d994ff530fd0dcb3ee39aa55867849a2bbc4e555f9c304
     cleanup:
       - /share/ffmpeg/examples