diff --git a/webapp/pages/donate.spec.js b/webapp/pages/donate.spec.js
index 62a5d0f7d..719cdbf77 100644
--- a/webapp/pages/donate.spec.js
+++ b/webapp/pages/donate.spec.js
@@ -10,6 +10,10 @@ const assignMock = jest.fn()
 delete window.location
 window.location = { assign: assignMock }
 
+const openMock = jest.fn()
+delete window.open
+window.open = openMock
+
 describe('donate.vue', () => {
   let wrapper
   let mocks
diff --git a/webapp/pages/imprint.spec.js b/webapp/pages/imprint.spec.js
index 120d99932..011e847db 100644
--- a/webapp/pages/imprint.spec.js
+++ b/webapp/pages/imprint.spec.js
@@ -10,6 +10,10 @@ const assignMock = jest.fn()
 delete window.location
 window.location = { assign: assignMock }
 
+const openMock = jest.fn()
+delete window.open
+window.open = openMock
+
 describe('imprint.vue', () => {
   let wrapper
   let mocks
diff --git a/webapp/pages/organization.spec.js b/webapp/pages/organization.spec.js
index 0d0946461..413e6218b 100644
--- a/webapp/pages/organization.spec.js
+++ b/webapp/pages/organization.spec.js
@@ -10,6 +10,10 @@ const assignMock = jest.fn()
 delete window.location
 window.location = { assign: assignMock }
 
+const openMock = jest.fn()
+delete window.open
+window.open = openMock
+
 describe('organization.vue', () => {
   let wrapper
   let mocks
diff --git a/webapp/pages/support.spec.js b/webapp/pages/support.spec.js
index 4e3003553..bda88a898 100644
--- a/webapp/pages/support.spec.js
+++ b/webapp/pages/support.spec.js
@@ -10,6 +10,10 @@ const assignMock = jest.fn()
 delete window.location
 window.location = { assign: assignMock }
 
+const openMock = jest.fn()
+delete window.open
+window.open = openMock
+
 describe('support.vue', () => {
   let wrapper
   let mocks