diff --git a/.forgejo/workflows/deploy-dev.yml b/.forgejo/workflows/deploy-dev.yml
index cb7c3f5..4d321a7 100644
--- a/.forgejo/workflows/deploy-dev.yml
+++ b/.forgejo/workflows/deploy-dev.yml
@@ -56,6 +56,8 @@ jobs:
           KEYSTORE_BASE64: ${{ secrets.ANDROID_KEYSTORE_BASE64 }}
           KEYSTORE_PROPERTIES: ${{ secrets.ANDROID_KEYSTORE_PROPERTIES }}
         run: |
+          nix profile add nixpkgs#gnused
+
           set -euo pipefail
 
           if [ -z "$KEYSTORE_BASE64" ]; then
diff --git a/.forgejo/workflows/deploy-prod.yml b/.forgejo/workflows/deploy-prod.yml
index 73e49ad..42ac0e4 100644
--- a/.forgejo/workflows/deploy-prod.yml
+++ b/.forgejo/workflows/deploy-prod.yml
@@ -57,6 +57,8 @@ jobs:
           KEYSTORE_BASE64: ${{ secrets.ANDROID_KEYSTORE_BASE64 }}
           KEYSTORE_PROPERTIES: ${{ secrets.ANDROID_KEYSTORE_PROPERTIES }}
         run: |
+          nix profile add nixpkgs#gnused
+
           set -euo pipefail
 
           if [ -z "$KEYSTORE_BASE64" ]; then