diff --git a/.github/workflows/ts_test.yaml b/.github/workflows/ts_test.yaml
index ba7334de9..7f84ef29d 100644
--- a/.github/workflows/ts_test.yaml
+++ b/.github/workflows/ts_test.yaml
@@ -27,6 +27,20 @@ jobs:
       - name: Install Dependencies
         run: yarn install
 
+      # We don't store circuit and smart contract compilation artefacts in the repo,
+      # but typecheck fails on import without them so we just create fake files here
+      - name: Create fake circuit compilation artefacts
+        working-directory: .
+        run: |
+          mkdir -p target
+          touch target/ethereum_history_api.json
+
+      - name: Create fake smart contract build artefacts
+        working-directory: .
+        run: |
+          mkdir -p ethereum_history_api/contracts/out/UltraVerifier.sol
+          echo '{ "abi": [], "bytecode": { "object": "" } }' > ethereum_history_api/contracts/out/UltraVerifier.sol/UltraVerifier.json
+
       - name: Run TypeScript Build
         run: yarn build:all