diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 3e2dac1e8001..086ac31e4fd0 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -30,7 +30,7 @@ jobs:
       - name: Compute release name and tag
         id: release_info
         run: |
-          if [[ $IS_NIGHTLY ]]; then
+          if [[ ${IS_NIGHTLY} == 'true' ]]; then
             echo "tag_name=nightly-${GITHUB_SHA}" >> $GITHUB_OUTPUT
             echo "release_name=Nightly ($(date '+%Y-%m-%d'))" >> $GITHUB_OUTPUT
           else
@@ -43,7 +43,7 @@ jobs:
       # which allows users to roll back. It is also used to build
       # the changelog.
       - name: Create build-specific nightly tag
-        if: ${{ env.IS_NIGHTLY }}
+        if: ${{ env.IS_NIGHTLY == 'true' }}
         uses: actions/github-script@v7
         env:
           TAG_NAME: ${{ steps.release_info.outputs.tag_name }}
@@ -57,7 +57,7 @@ jobs:
         uses: mikepenz/release-changelog-builder-action@v4
         with:
           configuration: "./.github/changelog.json"
-          fromTag: ${{ env.IS_NIGHTLY && 'nightly' || '' }}
+          fromTag: ${{ env.IS_NIGHTLY == 'true' && 'nightly' || '' }}
           toTag: ${{ steps.release_info.outputs.tag_name }}
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
@@ -168,7 +168,7 @@ jobs:
         env:
           PLATFORM_NAME: ${{ matrix.platform }}
           OUT_DIR: target/${{ matrix.target }}/${{ env.PROFILE }}
-          VERSION_NAME: ${{ (env.IS_NIGHTLY && 'nightly') || needs.prepare.outputs.tag_name }}
+          VERSION_NAME: ${{ (env.IS_NIGHTLY == 'true' && 'nightly') || needs.prepare.outputs.tag_name }}
           ARCH: ${{ matrix.arch }}
         shell: bash
         run: |
@@ -192,7 +192,7 @@ jobs:
         if: matrix.target == 'x86_64-unknown-linux-gnu'
         env:
           OUT_DIR: target/${{ matrix.target }}/${{ env.PROFILE }}
-          VERSION_NAME: ${{ (env.IS_NIGHTLY && 'nightly') || needs.prepare.outputs.tag_name }}
+          VERSION_NAME: ${{ (env.IS_NIGHTLY == 'true' && 'nightly') || needs.prepare.outputs.tag_name }}
         shell: bash
         run: |
           sudo apt-get -y install help2man
@@ -213,7 +213,7 @@ jobs:
         with:
           name: ${{ needs.prepare.outputs.release_name }}
           tag_name: ${{ needs.prepare.outputs.tag_name }}
-          prerelease: ${{ env.IS_NIGHTLY }}
+          prerelease: ${{ env.IS_NIGHTLY == 'true' }}
           body: ${{ needs.prepare.outputs.changelog }}
           files: |
             ${{ steps.artifacts.outputs.file_name }}
@@ -231,7 +231,7 @@ jobs:
       # If this is a nightly release, it also updates the release
       # tagged `nightly` for compatibility with `foundryup`
       - name: Update nightly release
-        if: ${{ env.IS_NIGHTLY }}
+        if: ${{ env.IS_NIGHTLY == 'true' }}
         uses: softprops/action-gh-release@v2
         with:
           name: "Nightly"
@@ -253,7 +253,7 @@ jobs:
 
       # Moves the `nightly` tag to `HEAD`
       - name: Move nightly tag
-        if: ${{ env.IS_NIGHTLY }}
+        if: ${{ env.IS_NIGHTLY == 'true' }}
         uses: actions/github-script@v7
         with:
           script: |