diff --git a/build.rs b/build.rs
index ccb77d8..0a3ac9c 100644
--- a/build.rs
+++ b/build.rs
@@ -41,5 +41,12 @@ fn generate_completions() {
 fn main() {
     let version = git_version().unwrap_or_else(crate_version);
     println!("cargo:rustc-env=ZOXIDE_VERSION={}", version);
+
+    // Since we are generating completions in the package directory, we need to
+    // set this so that Cargo doesn't rebuild every time.
+    println!("cargo:rerun-if-changed=src");
+    println!("cargo:rerun-if-changed=templates");
+    println!("cargo:rerun-if-changed=tests");
+
     generate_completions();
 }