diff --git a/webapp/components/Registration/Signup.spec.js b/webapp/components/Registration/Signup.spec.js
index 23934be23..36b16903c 100644
--- a/webapp/components/Registration/Signup.spec.js
+++ b/webapp/components/Registration/Signup.spec.js
@@ -58,7 +58,8 @@ describe('Signup', () => {
 
         it('delivers email to backend', () => {
           const expected = expect.objectContaining({
-            variables: { email: 'mAIL@exAMPLE.org', token: null },
+            mutation: SignupMutation,
+            variables: { email: 'mAIL@exAMPLE.org', inviteCode: null },
           })
           expect(mocks.$apollo.mutate).toHaveBeenCalledWith(expected)
         })
@@ -84,45 +85,5 @@ describe('Signup', () => {
         })
       })
     })
-
-    describe('with invitation code', () => {
-      let action
-      beforeEach(() => {
-        propsData.token = '666777'
-        action = async () => {
-          wrapper = Wrapper()
-          wrapper.find('input#email').setValue('mail@example.org')
-          await wrapper.find('form').trigger('submit')
-          await wrapper.html()
-        }
-      })
-
-      describe('submit', () => {
-        it('delivers invitation token to backend', async () => {
-          await action()
-          const expected = expect.objectContaining({
-            variables: { email: 'mail@example.org', token: '666777' },
-          })
-          expect(mocks.$apollo.mutate).toHaveBeenCalledWith(expected)
-        })
-
-        describe('in case a user account with the email already exists', () => {
-          beforeEach(() => {
-            mocks.$apollo.mutate = jest
-              .fn()
-              .mockRejectedValue(
-                new Error('UserInputError: A user account with this email already exists.'),
-              )
-          })
-
-          it('explains the error', async () => {
-            await action()
-            expect(mocks.$t).toHaveBeenCalledWith(
-              'components.registration.signup.form.errors.email-exists',
-            )
-          })
-        })
-      })
-    })
   })
 })
diff --git a/webapp/components/Registration/Signup.vue b/webapp/components/Registration/Signup.vue
index 607dafad6..b0d8b4111 100644
--- a/webapp/components/Registration/Signup.vue
+++ b/webapp/components/Registration/Signup.vue
@@ -119,7 +119,7 @@ export default {
 
       try {
         const response = await this.$apollo.mutate({
-          SignupMutation,
+          mutation: SignupMutation,
           variables: { email, inviteCode: null },
         })
         this.data = response.data
diff --git a/webapp/pages/registration.spec.js b/webapp/pages/registration.spec.js
index d0fd3b80a..001f07ee5 100644
--- a/webapp/pages/registration.spec.js
+++ b/webapp/pages/registration.spec.js
@@ -147,5 +147,47 @@ describe('Registration', () => {
         })
       })
     })
+
+    // Wolle copied from webapp/components/Registration/Signup.spec.js as testing template
+    // describe('with invitation code', () => {
+    //   let action
+    //   beforeEach(() => {
+    //     propsData.token = '12345'
+    //     action = async () => {
+    //       wrapper = Wrapper()
+    //       wrapper.find('input#email').setValue('mail@example.org')
+    //       await wrapper.find('form').trigger('submit')
+    //       await wrapper.html()
+    //     }
+    //   })
+
+    //   describe('submit', () => {
+    //     it('delivers invitation code to backend', async () => {
+    //       await action()
+    //       const expected = expect.objectContaining({
+    //         mutation: SignupMutation,
+    //         variables: { email: 'mail@example.org', inviteCode: '12345' },
+    //       })
+    //       expect(mocks.$apollo.mutate).toHaveBeenCalledWith(expected)
+    //     })
+
+    //     describe('in case a user account with the email already exists', () => {
+    //       beforeEach(() => {
+    //         mocks.$apollo.mutate = jest
+    //           .fn()
+    //           .mockRejectedValue(
+    //             new Error('UserInputError: A user account with this email already exists.'),
+    //           )
+    //       })
+
+    //       it('explains the error', async () => {
+    //         await action()
+    //         expect(mocks.$t).toHaveBeenCalledWith(
+    //           'components.registration.signup.form.errors.email-exists',
+    //         )
+    //       })
+    //     })
+    //   })
+    // })
   })
 })