diff --git a/packages/local-ganache-server/src/contract-deployments.jest.ts b/packages/local-ganache-server/src/contract-deployments.jest.ts
index 4ccbbf109..cc9d9a097 100644
--- a/packages/local-ganache-server/src/contract-deployments.jest.ts
+++ b/packages/local-ganache-server/src/contract-deployments.jest.ts
@@ -25,102 +25,67 @@ export type NetworkContextForTestSuite = NetworkContext & {
   SimpleTransferApp: string;
 };
 
-export async function deployTestArtifactsToChain(wallet: Wallet) {
-  const coinBalanceRefundContract = await new ContractFactory(
-    CoinBalanceRefundApp.abi,
-    CoinBalanceRefundApp.evm.bytecode,
+export async function deployed(artifacts: any, wallet: Wallet) {
+  const contract = await new ContractFactory(
+    artifacts.abi,
+    artifacts.evm.bytecode,
     wallet
   ).deploy();
 
-  const dolphinCoin = await new ContractFactory(
-    DolphinCoin.abi,
-    DolphinCoin.evm.bytecode,
-    wallet
-  ).deploy();
+  await contract.deployed();
+  return contract;
+}
 
-  const identityApp = await new ContractFactory(
-    IdentityApp.abi,
-    IdentityApp.evm.bytecode,
+export async function deployTestArtifactsToChain(wallet: Wallet) {
+  const coinBalanceRefundContract = await deployed(
+    CoinBalanceRefundApp,
     wallet
-  ).deploy();
+  );
 
-  const mvmContract = await new ContractFactory(
-    MinimumViableMultisig.abi,
-    MinimumViableMultisig.evm.bytecode,
-    wallet
-  ).deploy();
+  const dolphinCoin = await deployed(DolphinCoin, wallet);
 
-  const proxyFactoryContract = await new ContractFactory(
-    ProxyFactory.abi,
-    ProxyFactory.evm.bytecode,
-    wallet
-  ).deploy();
+  const identityApp = await deployed(IdentityApp, wallet);
 
-  const coinTransferETHInterpreter = await new ContractFactory(
-    MultiAssetMultiPartyCoinTransferInterpreter.abi,
-    MultiAssetMultiPartyCoinTransferInterpreter.evm.bytecode,
-    wallet
-  ).deploy();
+  const mvmContract = await deployed(MinimumViableMultisig, wallet);
 
-  const twoPartyFixedOutcomeInterpreter = await new ContractFactory(
-    TwoPartyFixedOutcomeInterpreter.abi,
-    TwoPartyFixedOutcomeInterpreter.evm.bytecode,
-    wallet
-  ).deploy();
+  const proxyFactoryContract = await deployed(ProxyFactory, wallet);
 
-  const challengeRegistry = await new ContractFactory(
-    ChallengeRegistry.abi,
-    ChallengeRegistry.evm.bytecode,
+  const coinTransferETHInterpreter = await deployed(
+    MultiAssetMultiPartyCoinTransferInterpreter,
     wallet
-  ).deploy();
+  );
 
-  const conditionalTransactionDelegateTarget = await new ContractFactory(
-    ConditionalTransactionDelegateTarget.abi,
-    ConditionalTransactionDelegateTarget.evm.bytecode,
+  const twoPartyFixedOutcomeInterpreter = await deployed(
+    TwoPartyFixedOutcomeInterpreter,
     wallet
-  ).deploy();
+  );
 
-  const twoPartyFixedOutcomeFromVirtualAppETHInterpreter = await new ContractFactory(
-    TwoPartyFixedOutcomeFromVirtualAppInterpreter.abi,
-    TwoPartyFixedOutcomeFromVirtualAppInterpreter.evm.bytecode,
-    wallet
-  ).deploy();
+  const challengeRegistry = await deployed(ChallengeRegistry, wallet);
 
-  const tttContract = await new ContractFactory(
-    TicTacToeApp.abi,
-    TicTacToeApp.evm.bytecode,
+  const conditionalTransactionDelegateTarget = await deployed(
+    ConditionalTransactionDelegateTarget,
     wallet
-  ).deploy();
+  );
 
-  const transferContract = await new ContractFactory(
-    UnidirectionalTransferApp.abi,
-    UnidirectionalTransferApp.evm.bytecode,
+  const twoPartyFixedOutcomeFromVirtualAppETHInterpreter = await deployed(
+    TwoPartyFixedOutcomeFromVirtualAppInterpreter,
     wallet
-  ).deploy();
+  );
 
-  const simpleTransferContract = await new ContractFactory(
-    SimpleTransferApp.abi,
-    SimpleTransferApp.evm.bytecode,
-    wallet
-  ).deploy();
+  const tttContract = await deployed(TicTacToeApp, wallet);
 
-  const linkContract = await new ContractFactory(
-    UnidirectionalLinkedTransferApp.abi,
-    UnidirectionalLinkedTransferApp.evm.bytecode,
-    wallet
-  ).deploy();
+  const transferContract = await deployed(UnidirectionalTransferApp, wallet);
 
-  const timeLockedPassThrough = await new ContractFactory(
-    TimeLockedPassThrough.abi,
-    TimeLockedPassThrough.evm.bytecode,
-    wallet
-  ).deploy();
+  const simpleTransferContract = await deployed(SimpleTransferApp, wallet);
 
-  const singleAssetTwoPartyCoinTransferInterpreter = await new ContractFactory(
-    SingleAssetTwoPartyCoinTransferInterpreter.abi,
-    SingleAssetTwoPartyCoinTransferInterpreter.evm.bytecode,
+  const linkContract = await deployed(UnidirectionalLinkedTransferApp, wallet);
+
+  const timeLockedPassThrough = await deployed(TimeLockedPassThrough, wallet);
+
+  const singleAssetTwoPartyCoinTransferInterpreter = await deployed(
+    SingleAssetTwoPartyCoinTransferInterpreter,
     wallet
-  ).deploy();
+  );
 
   return {
     ChallengeRegistry: challengeRegistry.address,
diff --git a/packages/local-ganache-server/src/index.ts b/packages/local-ganache-server/src/index.ts
index 1dfe13cea..af63d2ae4 100644
--- a/packages/local-ganache-server/src/index.ts
+++ b/packages/local-ganache-server/src/index.ts
@@ -59,7 +59,10 @@ export class LocalGanacheServer {
     this.server = ganache.server({
       accounts,
       gasLimit: 17592186044415, // 0xfffffffffff
-      gasPrice: "0x01"
+      gasPrice: "0x01",
+      blockTime: process.env.GANACHE_BLOCK_TIME
+        ? parseInt(process.env.GANACHE_BLOCK_TIME!, 10)
+        : undefined
     });
 
     this.server.listen(parseInt(process.env.GANACHE_PORT!, 10));
diff --git a/packages/node/.env.defaults b/packages/node/.env.defaults
index 9f2524198..07accb0ed 100644
--- a/packages/node/.env.defaults
+++ b/packages/node/.env.defaults
@@ -4,6 +4,7 @@ FIREBASE_MESSAGING_SERVER_KEY="messageKey"
 FIREBASE_STORE_SERVER_KEY="storeKey"
 FIREBASE_STORE_PREFIX_KEY="dev-store"
 GANACHE_PORT="8545"
+GANACHE_BLOCK_TIME=""
 POSTGRES_USER="postgres"
 POSTGRES_HOST="localhost"
 POSTGRES_DATABASE="postgres"
diff --git a/packages/node/.env.schema b/packages/node/.env.schema
index 21df052e3..53b594718 100644
--- a/packages/node/.env.schema
+++ b/packages/node/.env.schema
@@ -4,3 +4,4 @@ FIREBASE_MESSAGING_SERVER_KEY=
 FIREBASE_STORE_SERVER_KEY=
 FIREBASE_STORE_PREFIX_KEY=
 GANACHE_PORT=
+GANACHE_BLOCK_TIME=
\ No newline at end of file
diff --git a/packages/node/test/integration/unobtrusive-collateralize.spec.ts b/packages/node/test/integration/unobtrusive-collateralize.spec.ts
new file mode 100644
index 000000000..bc3e03f0e
--- /dev/null
+++ b/packages/node/test/integration/unobtrusive-collateralize.spec.ts
@@ -0,0 +1,101 @@
+import { NetworkContextForTestSuite } from "@counterfactual/local-ganache-server";
+import { One } from "ethers/constants";
+import { parseEther } from "ethers/utils";
+
+import { Node } from "../../src";
+import { CONVENTION_FOR_ETH_TOKEN_ADDRESS } from "../../src/constants";
+import { NODE_EVENTS, ProposeMessage, InstallMessage } from "../../src/types";
+import { toBeLt } from "../machine/integration/bignumber-jest-matcher";
+
+import { setup, SetupContext } from "./setup";
+import {
+  collateralizeChannel,
+  createChannel,
+  deposit,
+  makeInstallCall,
+  makeProposeCall
+} from "./utils";
+
+expect.extend({ toBeLt });
+
+jest.setTimeout(45000);
+
+const { TicTacToeApp } = global["networkContext"] as NetworkContextForTestSuite;
+
+/**
+ * This should be tested without using automine! GANACHE_BLOCK_TIME variable
+ * should be defined and >= 1
+ */
+describe("Should be able to update the free balance app (deposit/withdraw) without interrupting flow of other apps (install/uninstall)", () => {
+  let multisigAddress: string;
+  let nodeA: Node;
+  let nodeB: Node;
+  beforeEach(async () => {
+    // create channel
+    const context: SetupContext = await setup(global);
+    console.log(`setup complete`);
+    nodeA = context["A"].node;
+    nodeB = context["B"].node;
+
+    multisigAddress = await createChannel(nodeA, nodeB);
+
+    // add some initial balance
+    await collateralizeChannel(multisigAddress, nodeA, nodeB, parseEther("2"));
+  });
+
+  it("should be able to deposit additional collateral into channel while installing an app", async done => {
+    let completedEvents = 0;
+    let nonDepositAppId;
+
+    const verifyAndExit = () => {
+      completedEvents += 1;
+      if (completedEvents === 2) {
+        done();
+      }
+    };
+
+    nodeB.on(NODE_EVENTS.PROPOSE_INSTALL, async (msg: ProposeMessage) => {
+      console.log(`installing non-deposit app`);
+      nonDepositAppId = msg.data.appInstanceId;
+      await makeInstallCall(nodeB, msg.data.appInstanceId);
+    });
+
+    nodeA.on(NODE_EVENTS.INSTALL, (msg: InstallMessage) => {
+      if (msg.data.params.appInstanceId !== nonDepositAppId) {
+        // is the deposit app, dont count in the completed
+        console.log(`installed deposit app`);
+        return;
+      }
+      console.log(`installed non-deposit app`);
+      verifyAndExit();
+    });
+
+    nodeB.on(NODE_EVENTS.DEPOSIT_STARTED, () => {
+      console.log(`deposit started`);
+    });
+
+    nodeA.on(NODE_EVENTS.DEPOSIT_CONFIRMED, () => {
+      console.log(`deposit finished`);
+      if (!nonDepositAppId) {
+        // still hasnt tried installing channel app,
+        // force test failure
+        expect(`Could not install app with deposit in progress`).toBeNull();
+      }
+      verifyAndExit();
+    });
+
+    const installRpc = makeProposeCall(
+      nodeB,
+      TicTacToeApp,
+      undefined,
+      One,
+      CONVENTION_FOR_ETH_TOKEN_ADDRESS,
+      One,
+      CONVENTION_FOR_ETH_TOKEN_ADDRESS
+    );
+
+    // wait for deposit to progress
+    await deposit(nodeB, multisigAddress);
+    nodeA.rpcRouter.dispatch(installRpc);
+  });
+});