diff --git a/packages/babel-plugin-transform-flow-strip-types/test/fixtures/strip-types/strip-declare-statements/actual.js b/packages/babel-plugin-transform-flow-strip-types/test/fixtures/strip-types/strip-declare-statements/actual.js
index 369f608fa2..0a6f430654 100644
--- a/packages/babel-plugin-transform-flow-strip-types/test/fixtures/strip-types/strip-declare-statements/actual.js
+++ b/packages/babel-plugin-transform-flow-strip-types/test/fixtures/strip-types/strip-declare-statements/actual.js
@@ -9,3 +9,4 @@ declare class A<T> extends B<T> { x: number }
 declare class A { static foo(): number; static x : string }
 declare class A { static [ indexer: number]: string }
 declare class A { static () : number }
+declare class A mixins B<T>, C {}