diff --git a/src/rustylee/Cargo.toml b/src/rustylee/Cargo.toml
index 4faebf7..763492e 100644
--- a/src/rustylee/Cargo.toml
+++ b/src/rustylee/Cargo.toml
@@ -8,3 +8,6 @@ build = "build.rs"
 ctrlc = "3.5.2"
 tracing = "0.1"
 tracing-subscriber = { version = "0.3.22", features = ["env-filter", "fmt"] }
+
+[features]
+increment = []
diff --git a/src/rustylee/build.rs b/src/rustylee/build.rs
index 9699d6a..28b235c 100644
--- a/src/rustylee/build.rs
+++ b/src/rustylee/build.rs
@@ -1,14 +1,17 @@
 use std::fs;
+use std::env;
 
 fn main() {
+    println!("cargo:rerun-if-changed=src/");
+
     let pkg_version = env!("CARGO_PKG_VERSION");
-    let mut content = fs::read_to_string("build_number.txt").unwrap_or("0".to_string());
+    let content = fs::read_to_string("build_number.txt").unwrap_or_else(|_| "0".to_string());
     let mut build_num: u32 = content.trim().parse().unwrap_or(0);
 
-    build_num += 1;
-    let full_version = format!("{}.{}", pkg_version, build_num);
+    if env::var("CARGO_FEATURE_INCREMENT").is_ok() {
+        build_num += 1;
+        let _ = fs::write("build_number.txt", build_num.to_string());
+    }
 
-    fs::write("build_number.txt", build_num.to_string()).unwrap();
-
-    println!("cargo:rustc-env=FULL_VERSION={}", full_version);
+    println!("cargo:rustc-env=FULL_VERSION={}.{}", pkg_version, build_num);
 }
\ No newline at end of file
diff --git a/src/rustylee/build_number.txt b/src/rustylee/build_number.txt
index 0aede4a..405e057 100644
--- a/src/rustylee/build_number.txt
+++ b/src/rustylee/build_number.txt
@@ -1 +1 @@
-102
\ No newline at end of file
+127
\ No newline at end of file
diff --git a/src/rustylee/src/brain.rs b/src/rustylee/src/brain.rs
index 09980f1..503dc22 100644
--- a/src/rustylee/src/brain.rs
+++ b/src/rustylee/src/brain.rs
@@ -21,6 +21,8 @@ impl Brain {
         }
     }
 
+
+
     pub fn request_shutdown(&mut self) {
         if self.state == State::Running {
             self.state = State::Stopping;