diff --git a/.github/workflows/gh-pages.yaml b/.github/workflows/gh-pages.yaml
index d7c3adb..b2ab990 100644
--- a/.github/workflows/gh-pages.yaml
+++ b/.github/workflows/gh-pages.yaml
@@ -28,7 +28,7 @@ jobs:
 
     env:
       MDBOOK_VERSION: 0.4.21 # https://github.com/rust-lang/mdBook/releases
-      TERA_VERSION: 0.2.2 # https://github.com/chevdor/tera-cli/release
+      TERA_VERSION: 0.2.4 # https://github.com/chevdor/tera-cli/release
 
     steps:
       - name: Checkout sources
diff --git a/docs/src/SUMMARY.md b/docs/src/SUMMARY.md
index 7850cfc..bf186a5 100644
--- a/docs/src/SUMMARY.md
+++ b/docs/src/SUMMARY.md
@@ -3,7 +3,5 @@
 [Home](HOME.md)
 
 - [Respositories](#)
-  - [Polkadot](doc_polkadot.md)
-  - [Cumulus](doc_cumulus.md)
-  - [Substrate](doc_substrate.md)
+  - [Polkadot SDK](doc_polkadot-sdk.md)
 - [FAQ](faq.md)
diff --git a/scripts/build-doc.sh b/scripts/build-doc.sh
index ce41144..31b926e 100755
--- a/scripts/build-doc.sh
+++ b/scripts/build-doc.sh
@@ -5,10 +5,10 @@ export COMMIT=$(git rev-parse HEAD)
 
 mkdir -p ./docs/src
 
-chains=$1
-chains=${chains:-"substrate polkadot cumulus"}
+repo=$1
+repo=${repo:-"polkadot-sdk"}
 
-for chain in $chains; do
+for chain in $repo; do
     echo "Generating doc for $chain..."
     tera --include --env --env-key env --template templates/template.md.tera ruled_labels/specs_${chain}.yaml >./docs/src/doc_${chain}.md
 done