diff --git a/.travis.yml b/.travis.yml
index 6a4c7f8c..a1bf5e38 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -175,6 +175,11 @@ matrix:
 
     # wasm-interpreter tests work alright
     - name: "test wasm-bindgen-wasm-interpreter crate"
+      install:
+        - git clone https://github.com/WebAssembly/wabt
+        - mkdir -p wabt/build
+        - (cd wabt/build && cmake .. -DCMAKE_BUILD_TYPE=Release -DCMAKE_CXX_COMPILER=sccache -DCMAKE_CXX_COMPILER_ARG1=c++ -DBUILD_TESTS=OFF && cmake --build . -- -j4)
+        - export PATH=$PATH:`pwd`/wabt/build
       script: cargo test -p wasm-bindgen-wasm-interpreter
       if: branch = master