diff --git a/rust/src/modbus/detect.rs b/rust/src/modbus/detect.rs
index 2226dee3f3..d5833cf10f 100644
--- a/rust/src/modbus/detect.rs
+++ b/rust/src/modbus/detect.rs
@@ -16,7 +16,6 @@
  */
 
 use super::modbus::ModbusTransaction;
-use crate::debug_validate_bug_on;
 use lazy_static::lazy_static;
 use regex::Regex;
 use sawp_modbus::{AccessType, CodeCategory, Data, Flags, FunctionCode, Message};