diff --git a/src/main.rs b/src/main.rs
index aa4c95f..2179e72 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -92,9 +92,9 @@ build $builddir/{name}/dep: mkdir
             for elem in a {
                 match elem {
                     Value::String(s) => {
-                        let s = s.replace("/", "-");
-                        let obj_name = format!("$builddir/{name}/obj/{s}.o");
-                        let dep_name = format!("$builddir/{name}/dep/{s}.o.d");
+                        let new_file = s.replace("/", "-");
+                        let obj_name = format!("$builddir/{name}/obj/{new_file}.o");
+                        let dep_name = format!("$builddir/{name}/dep/{new_file}.o.d");
                         ret.push_str(&format!(
                             "build {obj_name}: cc_{name} {s} | build.ninja || $builddir/{name}/obj $builddir/{name}/dep\n  dep = {dep_name}\n"
                         ));