diff --git a/.github/workflows/documentation.yml b/.github/workflows/documentation.yml
index ec08d6c0..8e1bdeda 100644
--- a/.github/workflows/documentation.yml
+++ b/.github/workflows/documentation.yml
@@ -40,7 +40,7 @@ jobs:
       - name: Install dependecies
         if: steps.cache-dependencies.outputs.cache-hit != 'true'
         run: |
-          pip install scrap_engine pdoc3 yaml
+          pip install scrap_engine pdoc3 pyyaml
           sudo apt-get -qq install pandoc
 
       - name: Preprocess page files
@@ -100,7 +100,7 @@ jobs:
       - name: Install dependecies
         if: steps.cache-dependencies.outputs.cache-hit != 'true'
         run: |
-          pip install scrap_engine yaml
+          pip install scrap_engine pyyaml
 
       - name: Make multipage wiki
         run: |
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index a802e6ed..62222c81 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -19,7 +19,7 @@ jobs:
           python-version: '3.12'
 
       - name: install deps
-        run: pip install scrap_engine yaml
+        run: pip install scrap_engine pyyaml
 
       - name: gen-wiki
         run: python util.py wiki