diff --git a/.travis.yml b/.travis.yml
index 67b4d1140c..25135e279d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,7 @@
 language: rust
 before_install:
   - curl -OL https://github.com/google/protobuf/releases/download/v3.4.0/protoc-3.4.0-linux-x86_64.zip
-  - unzip protoc-3.2.0-linux-x86_64.zip -d protoc3
+  - unzip protoc-3.4.0-linux-x86_64.zip -d protoc3
   - sudo mv protoc3/bin/* /usr/local/bin/
   - sudo mv protoc3/include/* /usr/local/include/
   - sudo chown $USER /usr/local/bin/protoc