diff --git a/src/parsers.rs b/src/parsers.rs
index ffafd81..c4d4023 100644
--- a/src/parsers.rs
+++ b/src/parsers.rs
@@ -10,7 +10,7 @@ pub static PROXY_REGEX: LazyLock<fancy_regex::Regex> = LazyLock::new(|| {
 });
 
 static IPV4_REGEX: LazyLock<fancy_regex::Regex> = LazyLock::new(|| {
-    let pattern = r"^\s*(?:[0-9:A-Fa-f]+,)?\s*(?P<host>(?:[0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])(?:\.(?:[0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])){3})(?::(?:[0-9]|[1-9][0-9]{1,3}|[1-5][0-9]{4}|6[0-4][0-9]{3}|65[0-4][0-9]{2}|655[0-2][0-9]|6553[0-5]))?\s*$";
+    let pattern = r"^\s*(?P<host>(?:[0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])(?:\.(?:[0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])){3})(?::(?:[0-9]|[1-9][0-9]{1,3}|[1-5][0-9]{4}|6[0-4][0-9]{3}|65[0-4][0-9]{2}|655[0-2][0-9]|6553[0-5]))?\s*$";
     fancy_regex::Regex::new(pattern).unwrap()
 });