diff --git a/.github/workflows/build_index.yml b/.github/workflows/build_index.yml
index 236921f..9f81d7c 100644
--- a/.github/workflows/build_index.yml
+++ b/.github/workflows/build_index.yml
@@ -44,9 +44,12 @@ jobs:
           echo "SP_VERSION=$SP_VERSION" >> $GITHUB_ENV
           curl -L -o build/suffix-array.zip $latest_release_url
 
-      # Extract the contents of this zip into a folder "build/input"
+      # Extract the contents of the output folder from the zip into a folder "build/input"
       - name: Extract zip contents
-        run: unzip build/suffix-array.zip -d build/input
+        run: |
+          unzip build/suffix-array.zip 'output/*' -d build/temp
+          mv build/temp/output/* build/input/
+          rm -r build/temp
 
       # Make a directory with the SP_VERSION and process files
       - name: Process files