diff --git a/docs/dev_environment.md b/docs/dev_environment.md
--- a/docs/dev_environment.md
+++ b/docs/dev_environment.md
@@ -314,7 +314,7 @@
 - `./configure`
 - `make`
 - `make check`
-- `make install`
+- `sudo make install`
 
 After installing, you should be able to check the version of Protobuf like this: `protoc --version`