diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 428ebd7..c9a3f51 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -8,6 +8,7 @@ on:
 
 env:
   CARGO_TERM_COLOR: always
+  RUSTFLAGS: -D warnings
 
 jobs: