diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index ac9e400..fe8841d 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -51,6 +51,9 @@ jobs:
           echo '${{ inputs.lockFile }}' > flake.lock
           git diff
 
+      - name: Pre-build Oizys
+        run: nix build .
+
       - name: Build
         run: |
           nix run . \
diff --git a/.github/workflows/update.yml b/.github/workflows/update.yml
index 3ff8aaf..0b2b479 100644
--- a/.github/workflows/update.yml
+++ b/.github/workflows/update.yml
@@ -37,6 +37,9 @@ jobs:
           nix flake update --commit-lock-file 2>> $GITHUB_STEP_SUMMARY
           printf '```\n' >> $GITHUB_STEP_SUMMARY
 
+      - name: Pre-build oizys
+        run: nix build .
+
       - name: Build
         run: |
           nix run . \
@@ -79,6 +82,9 @@ jobs:
         with:
           purge-packages: 'true'
 
+      - name: Pre-build oizys
+        run: nix build .
+
 
       - name: Build
         run: |
@@ -94,6 +100,9 @@ jobs:
 
       - run: git checkout flake-lock
 
+      - name: Pre-build oizys
+        run: nix build .
+
       - name: Build Updated
         run: |
           system_attr=$(nix run . -- output --host "${{ matrix.host }}" --flake .)