diff --git a/deployments/default.simnet-plan.yaml b/deployments/default.simnet-plan.yaml
index beb91c2..9b72a2e 100644
--- a/deployments/default.simnet-plan.yaml
+++ b/deployments/default.simnet-plan.yaml
@@ -53,7 +53,7 @@ plan:
             contract-name: counter
             emulated-sender: ST1PQHQKV0RJXZFY1DGX8MNSNYVE3VGZJSRTPGZGM
             path: contracts/counter.clar
-            clarity-version: 2
+            clarity-version: 3
         - emulated-contract-call:
             contract-id: ST1PQHQKV0RJXZFY1DGX8MNSNYVE3VGZJSRTPGZGM.counter
             emulated-sender: ST1SJ3DTE5DN7X54YDH5D64R3BCB6A2AG2ZQ8YPD5
@@ -65,4 +65,4 @@ plan:
             mstx-amount: 2222222
             cost: 1000
             anchor-block-only: true
-      epoch: "2.5"
+      epoch: "3.0"
diff --git a/tests/counter.test.ts b/tests/counter.test.ts
index 50cb54c..cffdc98 100644
--- a/tests/counter.test.ts
+++ b/tests/counter.test.ts
@@ -6,7 +6,7 @@ const accounts = simnet.getAccounts();
 const address1 = accounts.get("wallet_1")!;
 
 const initialCount = 1;
-const initialHeight = 1;
+const initialHeight = 2;
 
 describe("the chain reset between tests", () => {
   it("advances 20 blocks", () => {