diff --git a/__tests__/service-worker.test.js b/__tests__/service-worker.test.js
index 9318b20..535cfee 100644
--- a/__tests__/service-worker.test.js
+++ b/__tests__/service-worker.test.js
@@ -163,6 +163,9 @@ describe("service-worker", () => {
     
     require("../service-worker.js");
     
+    await self.trigger('install')
+    await self.trigger('activate')
+    
     var response = await self.trigger('fetch', new Request('/test.json'))
     expect(rejectingFetch).toHaveBeenCalled();
     expect(resolvingFetch).toHaveBeenCalled();
@@ -232,6 +235,9 @@ describe("service-worker", () => {
     
     require("../service-worker.js");
     
+    await self.trigger('install')
+    await self.trigger('activate')
+    
     var response = await self.trigger('fetch', new Request('/test.json', initTest))
     expect(rejectingFetch).toHaveBeenCalled();
     expect(resolvingFetch).toHaveBeenCalled();
@@ -267,6 +273,9 @@ describe("service-worker", () => {
     
     require("../service-worker.js");
     
+    await self.trigger('install')
+    await self.trigger('activate')
+    
     var response = self.trigger('fetch', new Request('/test.json'))
     jest.advanceTimersByTime(1000);
     expect.assertions(2)
@@ -443,6 +452,9 @@ describe("service-worker", () => {
     
     require("../service-worker.js");
     
+    await self.trigger('install')
+    await self.trigger('activate')
+    
     var response = await self.trigger('fetch', new Request('/test.json'))
     expect(resolvingFetch).toHaveBeenCalled();
     expect(stashingStash).not.toHaveBeenCalled();
@@ -530,6 +542,9 @@ describe("service-worker", () => {
     
     require("../service-worker.js");
     
+    await self.trigger('install')
+    await self.trigger('activate')
+    
     var response = await self.trigger('fetch', {
       request: new Request('/test.json'),
       clientId: testClient.id
@@ -592,6 +607,9 @@ describe("service-worker", () => {
     
     require("../service-worker.js");
     
+    await self.trigger('install')
+    await self.trigger('activate')
+    
     var response = await self.trigger('fetch', new Request('/test.json'))
     expect(resolvingFetch).toHaveBeenCalledTimes(2);
     expect(await response.json()).toEqual({ test: "success" })
@@ -726,6 +744,9 @@ describe("service-worker", () => {
     
     require("../service-worker.js");
     
+    await self.trigger('install')
+    await self.trigger('activate')
+    
     var initTest = {
         method: "GET",
         // TODO: ref. https://gitlab.com/rysiekpl/libresilient/-/issues/23
@@ -832,6 +853,10 @@ describe("service-worker", () => {
           }
       })
       require("../service-worker.js");
+      
+      await self.trigger('install')
+      await self.trigger('activate')
+      
       await self.trigger(
                   'message', 
                   {
@@ -895,6 +920,8 @@ describe("service-worker", () => {
           }
       })
       require("../service-worker.js");
+      await self.trigger('install')
+      await self.trigger('activate')
       expect(self.LibResilientPlugins.map(p=>p.name)).toEqual(['dependent-test'])
       expect(self.LibResilientPlugins[0].uses.map(p=>p.name)).toEqual(['dependency1-test', 'dependency2-test'])
   })
@@ -922,6 +949,8 @@ describe("service-worker", () => {
           }
       })
       require("../service-worker.js");
+      await self.trigger('install')
+      await self.trigger('activate')
       expect(self.LibResilientPlugins.map(p=>p.name)).toEqual(['plugin-test', 'plugin-test', 'plugin-test'])
       expect(self.LibResilientPlugins.map(p=>p.version)).toEqual(['0.0.1', '0.0.2', '0.0.3'])
   })
@@ -944,6 +973,8 @@ describe("service-worker", () => {
           }
       })
       require("../service-worker.js");
+      await self.trigger('install')
+      await self.trigger('activate')
       expect.assertions(1)
       try {
         await self.trigger('fetch', new Request('/test.json', {method: "GET"}))
@@ -1007,6 +1038,8 @@ describe("service-worker", () => {
         }
       })
       require("../service-worker.js");
+      await self.trigger('install')
+      await self.trigger('activate')
       await self.trigger('fetch', new Request('/test.json'))
   })