diff --git a/build.rs b/build.rs
index e0f3e8e4..d01f0cb9 100644
--- a/build.rs
+++ b/build.rs
@@ -145,6 +145,7 @@ fn write_colours(output_file: &mut impl Write) -> Result<(), Box<dyn Error>> {
     Ok(())
 }
 
+#[allow(unused_variables, unreachable_code)]
 fn main() -> Result<(), Box<dyn Error>> {
     let out_path = std::env::var("OUT_DIR")?;
 
@@ -155,7 +156,7 @@ fn main() -> Result<(), Box<dyn Error>> {
 
         match contributors {
             Ok(contributors) => contributors,
-            Err(e) if std::env::var("IS_RELEASE").is_ok() => {
+            Err(e) if std::env::var("IS_RELEASE").is_ok_and(|v| v == "true") => {
                 panic!("Getting contributors failed with error: {e}");
             }
             _ => "pub const CONTRIBUTORS: [(&str, &str); 0] = [];".to_string(),