diff --git a/src/error_codes.rs b/src/error_codes.rs
index 95125a0..1b3aac4 100644
--- a/src/error_codes.rs
+++ b/src/error_codes.rs
@@ -56,7 +56,7 @@ impl Default for ErrorInfo {
 }
 
 static ERROR_CODE_REGEX: Lazy<Regex> =
-    Lazy::new(|| Regex::new(" \\d\\d\\d-\\d\\d\\d\\d ").expect("invalid regex"));
+    Lazy::new(|| Regex::new("(?<=(^| ))\\d\\d\\d-\\d\\d\\d\\d(?=($| ))").expect("invalid regex"));
 
 pub struct ErrorCodeHandler;