diff --git a/.github/workflows/download-neo4j.yml b/.github/workflows/download-neo4j.yml
index 75e51cd..80bfeb1 100644
--- a/.github/workflows/download-neo4j.yml
+++ b/.github/workflows/download-neo4j.yml
@@ -38,6 +38,11 @@ jobs:
       run: |
         mv import/*.csv  /var/lib/neo4j/import/;
         ls /var/lib/neo4j/import/;
+    - name: Build Petagraph
+      run: |
+        rm -rf data/databases/*
+        rm -rf data/transactions/*
+        bin/neo4j-admin import --verbose  --nodes=Semantic="import/TUIs.csv" --nodes=Concept="import/CUIs.csv" --nodes=Code="import/CODEs.csv" --nodes=Term="import/SUIs.csv" --nodes=Definition="import/DEFs.csv"  --relationships=ISA_STY="import/TUIrel.csv" --relationships=STY="import/CUI-TUIs.csv" --relationships="import/CUI-CUIs.csv" --relationships=CODE="import/CUI-CODEs.csv" --relationships="import/CODE-SUIs.csv" --relationships=PREF_TERM="import/CUI-SUIs.csv" --relationships=DEF="import/DEFrel.csv"  --skip-bad-relationships --skip-duplicate-nodes
         neo4j start