diff --git a/src/config.rs b/src/config.rs
index 284fc92..8b49419 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -24,7 +24,7 @@ pub struct Config {
 impl Config {
     pub fn read_from_file(filename: &str) -> Result<Self> {
         let mut file_content = HashMap::new();
-        
+
         // Try to read from environment variables first
         let env_vars = [
             ("core_url", "CORE_URL"),