diff --git a/.github/workflows/book.yml b/.github/workflows/book.yml
index 1fbcbf27a..44a368853 100644
--- a/.github/workflows/book.yml
+++ b/.github/workflows/book.yml
@@ -25,8 +25,9 @@ jobs:
           cargo doc
           --no-deps
           --workspace
-          ${{ steps.prepare.outputs.feature-flags }}
+          ${FEATURE_FLAGS}
         env:
+          FEATURE_FLAGS: ${{ steps.prepare.outputs.feature-flags }}
           RUSTDOCFLAGS: -Z unstable-options --enable-index-page --cfg docsrs
 
       - name: Move latest rustdocs into book
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index be5eabf5c..39c136e00 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -51,10 +51,13 @@ jobs:
             target/
           key: ${{ runner.os }}-cargo-msrv-${{ hashFiles('**/Cargo.lock') }}
       - name: Run tests
+        shell: bash
         run: >
           cargo test
           --workspace
-          ${{ steps.prepare.outputs.feature-flags }}
+          ${FEATURE_FLAGS}
+        env:
+          FEATURE_FLAGS: ${{ steps.prepare.outputs.feature-flags }}
       - name: Verify working directory is clean
         run: git diff --exit-code
 
@@ -110,10 +113,13 @@ jobs:
             target/
           key: ${{ runner.os }}-cargo-msrv-${{ hashFiles('**/Cargo.lock') }}
       - name: Run tests
+        shell: bash
         run: >
           cargo test
           --workspace
-          ${{ steps.prepare.outputs.feature-flags }}
+          ${FEATURE_FLAGS}
+        env:
+          FEATURE_FLAGS: ${{ steps.prepare.outputs.feature-flags }}
       - name: Verify working directory is clean
         run: git diff --exit-code
 
@@ -161,12 +167,15 @@ jobs:
             target/
           key: ${{ runner.os }}-cargo-msrv-${{ hashFiles('**/Cargo.lock') }}
       - name: Run slow tests
+        shell: bash
         run: >
           cargo test
           --workspace
-          ${{ steps.prepare.outputs.feature-flags }}
+          ${FEATURE_FLAGS}
           --features expensive-tests
           -- --ignored
+        env:
+          FEATURE_FLAGS: ${{ steps.prepare.outputs.feature-flags }}
       - name: Verify working directory is clean
         run: git diff --exit-code
 
@@ -216,12 +225,15 @@ jobs:
             target/
           key: ${{ runner.os }}-cargo-msrv-${{ hashFiles('**/Cargo.lock') }}
       - name: Run check
+        shell: bash
         run: >
           cargo check
           --release
           --workspace
           --tests
-          ${{ steps.prepare.outputs.feature-flags }}
+          ${FEATURE_FLAGS}
+        env:
+          FEATURE_FLAGS: ${{ steps.prepare.outputs.feature-flags }}
       - name: Verify working directory is clean
         run: git diff --exit-code
 
@@ -255,12 +267,15 @@ jobs:
       - name: Remove lockfile to build with latest dependencies
         run: rm Cargo.lock
       - name: Build crates
+        shell: bash
         run: >
           cargo build
           --workspace
           --all-targets
-          ${{ steps.prepare.outputs.feature-flags }}
+          ${FEATURE_FLAGS}
           --verbose
+        env:
+          FEATURE_FLAGS: ${{ steps.prepare.outputs.feature-flags }}
       - name: Verify working directory is clean (excluding lockfile)
         run: git diff --exit-code ':!Cargo.lock'
 
@@ -369,10 +384,12 @@ jobs:
           name: Clippy (MSRV)
           token: ${{ secrets.GITHUB_TOKEN }}
           args: >
-            ${{ steps.prepare.outputs.feature-flags }}
+            ${FEATURE_FLAGS}
             --all-targets
             --
             -D warnings
+        env:
+          FEATURE_FLAGS: ${{ steps.prepare.outputs.feature-flags }}
 
   clippy-beta:
     name: Clippy (beta)
@@ -396,10 +413,12 @@ jobs:
           name: Clippy (beta)
           token: ${{ secrets.GITHUB_TOKEN }}
           args: >
-            ${{ steps.prepare.outputs.feature-flags }}
+            ${FEATURE_FLAGS}
             --all-targets
             --
             -W clippy::all
+        env:
+          FEATURE_FLAGS: ${{ steps.prepare.outputs.feature-flags }}
 
   codecov:
     name: Code coverage
@@ -427,10 +446,12 @@ jobs:
         run: >
           cargo tarpaulin
           --engine llvm
-          ${{ steps.prepare.outputs.feature-flags }}
+          ${FEATURE_FLAGS}
           --release
           --timeout 600
           --out xml
+        env:
+          FEATURE_FLAGS: ${{ steps.prepare.outputs.feature-flags }}
       - name: Upload coverage to Codecov
         uses: codecov/codecov-action@v5.1.2
         with:
@@ -451,8 +472,10 @@ jobs:
         run: >
           cargo doc
           --all
-          ${{ steps.prepare.outputs.feature-flags }}
+          ${FEATURE_FLAGS}
           --document-private-items
+        env:
+          FEATURE_FLAGS: ${{ steps.prepare.outputs.feature-flags }}
 
   fmt:
     name: Rustfmt
@@ -484,7 +507,9 @@ jobs:
         run: >
           cargo check
           --workspace
-          ${{ steps.prepare.outputs.feature-flags }}
+          ${FEATURE_FLAGS}
+        env:
+          FEATURE_FLAGS: ${{ steps.prepare.outputs.feature-flags }}
       - name: Verify working directory is clean
         run: git diff --exit-code