diff --git a/build.rs b/build.rs
index b37dff2..161aa33 100644
--- a/build.rs
+++ b/build.rs
@@ -1,5 +1,6 @@
 use shadow_rs::SdResult;
 
 fn main() -> SdResult<()> {
+    println!("cargo:rerun-if-changed=.git/HEAD");
     shadow_rs::new()
 }
diff --git a/utils/build.rs b/utils/build.rs
index 563466f..1a9779c 100644
--- a/utils/build.rs
+++ b/utils/build.rs
@@ -21,4 +21,5 @@ fn main() {
         PathBuf::from(env::var("OUT_DIR").unwrap()).join("docker_syntax.bin"),
     )
     .unwrap();
+    println!("cargo:rerun-if-changed=highlights/Dockerfile.sublime-syntax");
 }