diff --git a/apps/draupnir/src/appservice/bot/ProvisionCommand.tsx b/apps/draupnir/src/appservice/bot/ProvisionCommand.tsx
index 30a99132..1d1392a7 100644
--- a/apps/draupnir/src/appservice/bot/ProvisionCommand.tsx
+++ b/apps/draupnir/src/appservice/bot/ProvisionCommand.tsx
@@ -15,7 +15,8 @@ export const AppserviceProvisionForUserCommand = describeCommand({
   parameters: tuple({
     name: "user",
     acceptor: MatrixUserIDPresentationType,
-    description: "The user to provision a bot for, bypassing user allocation limit",
+    description:
+      "The user to provision a bot for, bypassing user allocation limit",
   }),
   summary:
     "Provision a new Draupnir for a user while bypassing the per-user allocation limit.",
@@ -37,6 +38,9 @@ export const AppserviceProvisionForUserCommand = describeCommand({
   },
 });
 
-AppserviceBotInterfaceAdaptor.describeRenderer(AppserviceProvisionForUserCommand, {
-  isAlwaysSupposedToUseDefaultRenderer: true,
-});
+AppserviceBotInterfaceAdaptor.describeRenderer(
+  AppserviceProvisionForUserCommand,
+  {
+    isAlwaysSupposedToUseDefaultRenderer: true,
+  }
+);
diff --git a/apps/draupnir/test/appservice/integration/provisionTest.ts b/apps/draupnir/test/appservice/integration/provisionTest.ts
index fd90779c..f35af119 100644
--- a/apps/draupnir/test/appservice/integration/provisionTest.ts
+++ b/apps/draupnir/test/appservice/integration/provisionTest.ts
@@ -18,7 +18,7 @@ import { newTestUser } from "../../integration/clientHelper";
 import { getFirstReply } from "../../integration/commands/commandUtils";
 import { MatrixClient } from "@vector-im/matrix-bot-sdk";
 import { MjolnirAppService } from "../../../src/appservice/AppService";
-import { isError } from "matrix-protection-suite";
+import { isError, isOk } from "matrix-protection-suite";
 import { StringUserID } from "@the-draupnir-project/matrix-basic-types";
 
 interface Context extends Mocha.Context {
@@ -45,10 +45,10 @@ describe("Test that the app service can provision a draupnir on invite of the ap
       name: { contains: "test" },
     });
     const moderatorUserID = (await moderator.getUserId()) as StringUserID;
-    const allowResult = await appservice.accessControl.allow(moderatorUserID);
-    if (isError(allowResult)) {
-      throw allowResult.error;
-    }
+    (await appservice.accessControl.allow(moderatorUserID)).expect(
+      "Failed to allow moderator"
+    );
+
     const roomWeWantProtecting = await moderator.createRoom();
     // have the moderator invite the appservice bot in order to request a new draupnir
     this.moderator = moderator;
@@ -101,10 +101,9 @@ describe("Test that the app service can provision a draupnir on invite of the ap
     });
     const allowedUserID = (await allowedUser.getUserId()) as StringUserID;
     const blockedUserID = (await blockedUser.getUserId()) as StringUserID;
-    const allowResult = await appservice.accessControl.allow(allowedUserID);
-    if (isError(allowResult)) {
-      throw allowResult.error;
-    }
+    (await appservice.accessControl.allow(allowedUserID)).expect(
+      "Failed to allow allowed user"
+    );
 
     const blockedProvisionResult =
       await appservice.draupnirManager.provisionNewDraupnir(blockedUserID);
@@ -114,11 +113,9 @@ describe("Test that the app service can provision a draupnir on invite of the ap
       );
     }
 
-    const allowedProvisionResult =
-      await appservice.draupnirManager.provisionNewDraupnir(allowedUserID);
-    if (isError(allowedProvisionResult)) {
-      throw allowedProvisionResult.error;
-    }
+    (
+      await appservice.draupnirManager.provisionNewDraupnir(allowedUserID)
+    ).expect("Failed to provision for allow-listed user");
 
     allowedUser.stop();
     blockedUser.stop();
@@ -133,26 +130,21 @@ describe("Test that the app service can provision a draupnir on invite of the ap
       name: { contains: "multi-allowed" },
     });
     const allowedUserID = (await allowedUser.getUserId()) as StringUserID;
-    const allowResult = await appservice.accessControl.allow(allowedUserID);
-    if (isError(allowResult)) {
-      throw allowResult.error;
-    }
+    (await appservice.accessControl.allow(allowedUserID)).expect(
+      "Failed to allow user to provision bot"
+    );
 
-    const firstProvisionResult =
-      await appservice.draupnirManager.provisionNewDraupnir(allowedUserID);
-    if (isError(firstProvisionResult)) {
-      throw firstProvisionResult.error;
-    }
+    (
+      await appservice.draupnirManager.provisionNewDraupnir(allowedUserID)
+    ).expect("Failed to provision first bot for user");
 
-    const secondProvisionResult =
-      await appservice.draupnirManager.provisionNewDraupnir(allowedUserID);
-    if (isError(secondProvisionResult)) {
-      throw secondProvisionResult.error;
-    }
+    (
+      await appservice.draupnirManager.provisionNewDraupnir(allowedUserID)
+    ).expect("Failed to provision second bot for user");
 
     const thirdProvisionResult =
       await appservice.draupnirManager.provisionNewDraupnir(allowedUserID);
-    if (!isError(thirdProvisionResult)) {
+    if (isOk(thirdProvisionResult)) {
       throw new TypeError(
         `Expected provisioning to fail after reaching limit for user ${allowedUserID}`
       );
@@ -170,24 +162,19 @@ describe("Test that the app service can provision a draupnir on invite of the ap
       name: { contains: "admin-bypass-allowed" },
     });
     const allowedUserID = (await allowedUser.getUserId()) as StringUserID;
-    const allowResult = await appservice.accessControl.allow(allowedUserID);
-    if (isError(allowResult)) {
-      throw allowResult.error;
-    }
+    (await appservice.accessControl.allow(allowedUserID)).expect(
+      "Failed to allow admin bypass user"
+    );
 
-    const firstProvisionResult =
-      await appservice.draupnirManager.provisionNewDraupnir(allowedUserID);
-    if (isError(firstProvisionResult)) {
-      throw firstProvisionResult.error;
-    }
+    (
+      await appservice.draupnirManager.provisionNewDraupnir(allowedUserID)
+    ).expect("Failed to provision initial bot for admin bypass user");
 
-    const secondProvisionResult =
+    (
       await appservice.draupnirManager.provisionNewDraupnirBypassingUserLimit(
         allowedUserID
-      );
-    if (isError(secondProvisionResult)) {
-      throw secondProvisionResult.error;
-    }
+      )
+    ).expect("Failed to provision bot while bypassing user limit");
 
     allowedUser.stop();
   });
diff --git a/apps/draupnir/test/appservice/integration/safeModeRecoverTest.ts b/apps/draupnir/test/appservice/integration/safeModeRecoverTest.ts
index 38e00aa2..899a69a7 100644
--- a/apps/draupnir/test/appservice/integration/safeModeRecoverTest.ts
+++ b/apps/draupnir/test/appservice/integration/safeModeRecoverTest.ts
@@ -9,7 +9,6 @@ import { newTestUser } from "../../integration/clientHelper";
 import { StandardProvisionHelper } from "../utils/ProvisionHelper";
 import { setupHarness } from "../utils/harness";
 import { testRecoverAndRestart } from "../../integration/commands/recoverCommandDetail";
-import { isError } from "matrix-protection-suite";
 
 interface Context extends Mocha.Context {
   appservice?: MjolnirAppService;
@@ -37,10 +36,10 @@ describe("Test safe mode recovery on a provisioned Draupnir", function () {
       name: { contains: "moderator" },
     });
     const moderatorUserID = (await moderator.getUserId()) as StringUserID;
-    const allowResult = await appservice.accessControl.allow(moderatorUserID);
-    if (isError(allowResult)) {
-      throw allowResult.error;
-    }
+    (await appservice.accessControl.allow(moderatorUserID)).expect(
+      "Failed to allow moderator"
+    );
+
     const initialDraupnir = (
       await provisionHelper.provisionDraupnir(moderatorUserID)
     ).expect("Failed to provision a draupnir for the test");
diff --git a/apps/draupnir/test/appservice/integration/safeModeToggleTest.ts b/apps/draupnir/test/appservice/integration/safeModeToggleTest.ts
index 183e1fc6..ed75214b 100644
--- a/apps/draupnir/test/appservice/integration/safeModeToggleTest.ts
+++ b/apps/draupnir/test/appservice/integration/safeModeToggleTest.ts
@@ -9,7 +9,6 @@ import { newTestUser } from "../../integration/clientHelper";
 import { StandardProvisionHelper } from "../utils/ProvisionHelper";
 import { setupHarness } from "../utils/harness";
 import { SafeModeDraupnir } from "../../../src/safemode/DraupnirSafeMode";
-import { isError } from "matrix-protection-suite";
 
 interface Context extends Mocha.Context {
   appservice?: MjolnirAppService;
@@ -37,10 +36,10 @@ describe("Test safe mode commands on a provisioned Draupnir", function () {
       name: { contains: "moderator" },
     });
     const moderatorUserID = (await moderator.getUserId()) as StringUserID;
-    const allowResult = await appservice.accessControl.allow(moderatorUserID);
-    if (isError(allowResult)) {
-      throw allowResult.error;
-    }
+    (await appservice.accessControl.allow(moderatorUserID)).expect(
+      "Failed to allow moderator"
+    );
+
     const initialDraupnir = (
       await provisionHelper.provisionDraupnir(moderatorUserID)
     ).expect("Failed to provision a draupnir for the test");