diff --git a/.github/workflows/drift.yml b/.github/workflows/drift.yml
index c27891b..e9edb49 100644
--- a/.github/workflows/drift.yml
+++ b/.github/workflows/drift.yml
@@ -48,7 +48,7 @@ jobs:
       - name: Detect breaking changes
         id: breaking
         run: |
-          RESULT=$(drift breaking --base ${{ github.event.pull_request.merge_commit_sha }}^1 --json 2>/dev/null || echo '{"data":{"count":0}}')
+          RESULT=$(drift breaking --base ${{ github.event.pull_request.merge_commit_sha }}^1 --json 2>/dev/null || true)
           echo "$RESULT"
           COUNT=$(echo "$RESULT" | jq -r '.data.count // 0')
           echo "count=$COUNT" >> $GITHUB_OUTPUT
diff --git a/packages/stacks/src/index.ts b/packages/stacks/src/index.ts
index bff0da8..150dad7 100644
--- a/packages/stacks/src/index.ts
+++ b/packages/stacks/src/index.ts
@@ -40,7 +40,6 @@ export type { StacksProvider, ProviderAccount, LocalAccount, CustomAccount } fro
 
 // Chains (re-export common ones for convenience)
 export { mainnet, testnet, devnet, mocknet } from "./chains/definitions.ts";
-export { defineChain } from "./chains/defineChain.ts";
 export type { StacksChain } from "./chains/types.ts";
 
 // Utils (re-export most-used for convenience)