diff --git a/src/main.rs b/src/main.rs
index 45701ab..95c690f 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -10,10 +10,12 @@ fn main() {
         .map(|day| {
             let day = format!("{:02}", day);
 
-            let cmd = Command::new("cargo")
-                .args(["run", "--release", "--bin", &day])
-                .output()
-                .unwrap();
+            let mut args = vec!["run", "--bin", &day];
+            if cfg!(not(debug_assertions)) {
+                args.push("--release");
+            }
+
+            let cmd = Command::new("cargo").args(&args).output().unwrap();
 
             println!("----------");
             println!("{}| Day {} |{}", ANSI_BOLD, day, ANSI_RESET);