diff --git a/.github/workflows/docs-check.yml b/.github/workflows/docs-check.yml
index d4e3dc810b5..8cd8fa8af00 100644
--- a/.github/workflows/docs-check.yml
+++ b/.github/workflows/docs-check.yml
@@ -10,9 +10,7 @@ on:
       - .github/workflows/docs-check.yml
 
 env:
-  # Disable full debug symbol generation to speed up CI build and keep memory down
-  # "1" means line tables only, which is useful for panic tracebacks.
-  RUSTFLAGS: "-C debuginfo=1"
+  RUSTFLAGS: "-C debuginfo=0"
   # according to: https://matklad.github.io/2021/09/04/fast-rust-builds.html
   # CI builds are faster with incremental disabled.
   CARGO_INCREMENTAL: "0"
@@ -35,10 +33,16 @@ jobs:
           sudo apt install -y -qq doxygen pandoc
       - name: Build python wheel
         uses: ./.github/workflows/build_linux_wheel
+      - name: Free disk space
+        working-directory: python
+        run: |
+          sudo chown 1001:118 -R target
+          mv target/wheels/*.whl ./
+          cargo clean
       - name: Build Python
         working-directory: docs
         run: |
-          python -m pip install $(ls ../python/target/wheels/*.whl)
+          python -m pip install ../python/*.whl
           python -m pip install -r requirements.txt
       - name: Run test
         working-directory: docs
diff --git a/.github/workflows/docs-deploy.yml b/.github/workflows/docs-deploy.yml
index f5f40b80ac8..4e22458bc21 100644
--- a/.github/workflows/docs-deploy.yml
+++ b/.github/workflows/docs-deploy.yml
@@ -19,9 +19,7 @@ concurrency:
   cancel-in-progress: true
 
 env:
-  # Disable full debug symbol generation to speed up CI build and keep memory down
-  # "1" means line tables only, which is useful for panic tracebacks.
-  RUSTFLAGS: "-C debuginfo=1"
+  RUSTFLAGS: "-C debuginfo=0"
   # according to: https://matklad.github.io/2021/09/04/fast-rust-builds.html
   # CI builds are faster with incremental disabled.
   CARGO_INCREMENTAL: "0"
@@ -47,10 +45,16 @@ jobs:
           sudo apt install -y -qq doxygen pandoc
       - name: Build python wheel
         uses: ./.github/workflows/build_linux_wheel
+      - name: Free disk space
+        working-directory: python
+        run: |
+          sudo chown 1001:118 -R target
+          mv target/wheels/*.whl ./
+          cargo clean
       - name: Build Python
         working-directory: python
         run: |
-          python -m pip install $(ls target/wheels/*.whl)
+          python -m pip install ../python/*.whl
           python -m pip install -r ../docs/requirements.txt
       - name: Build docs
         working-directory: docs