diff --git a/src/detections/detection.rs b/src/detections/detection.rs
index 2f4e6207..c1267928 100644
--- a/src/detections/detection.rs
+++ b/src/detections/detection.rs
@@ -25,6 +25,7 @@ use crate::filter;
 use crate::yaml::ParseYaml;
 use hashbrown::HashMap;
 use serde_json::Value;
+use std::ascii::AsciiExt;
 use std::fmt::Write;
 use std::path::Path;
 
@@ -264,7 +265,10 @@ impl Detection {
                     "%Channel%" => {
                         profile_converter.insert(
                             "%Channel%".to_string(),
-                            CH_CONFIG.get(ch_str).unwrap_or(ch_str).to_string(),
+                            CH_CONFIG
+                                .get(&ch_str.to_ascii_lowercase())
+                                .unwrap_or(ch_str)
+                                .to_string(),
                         );
                     }
                     "%Level%" => {
diff --git a/src/detections/message.rs b/src/detections/message.rs
index e3a3d235..1335f682 100644
--- a/src/detections/message.rs
+++ b/src/detections/message.rs
@@ -105,10 +105,10 @@ pub fn create_output_filter_config(path: &str) -> HashMap<String, String> {
             return;
         }
 
-        let tag_full_str = line[0].trim();
+        let tag_full_str = line[0].trim().to_ascii_lowercase();
         let tag_replace_str = line[1].trim();
 
-        ret.insert(tag_full_str.to_owned(), tag_replace_str.to_owned());
+        ret.insert(tag_full_str, tag_replace_str.to_owned());
     });
     ret
 }