diff --git a/Dockerfile b/Dockerfile
index 469049834f8f7a9dd0a3eacdea219732ced8273c..41e0db95ab3d4a2c344899b3eb33605c02e96279 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -44,3 +44,6 @@ RUN cargo install cargo-tarpaulin
 
 # Install http server
 RUN cargo install https
+
+# Install watcher
+RUN cargo install cargo-watch