diff --git a/src/ingest_protocol/parser.rs b/src/ingest_protocol/parser.rs
index 3c8e010..ce1bc3c 100644
--- a/src/ingest_protocol/parser.rs
+++ b/src/ingest_protocol/parser.rs
@@ -155,21 +155,22 @@ pub fn parse_mac_address(input: &[u8]) -> Result<[u8; 6], Error> {
         }
 
         if !least_bit && input[idx] == b'-' {
+            idx += 1;
             continue;
         }
 
-        let bit = if (b'0'..b'9').contains(&input[idx]) {
+        let bit = if (b'0'..=b'9').contains(&input[idx]) {
             input[idx] - b'0'
-        } else if (b'A'..b'F').contains(&input[idx]) {
-            input[idx] - b'A'
-        } else if (b'a'..b'f').contains(&input[idx]) {
-            input[idx] - b'a'
+        } else if (b'A'..=b'F').contains(&input[idx]) {
+            input[idx] - b'A' + 10
+        } else if (b'a'..=b'f').contains(&input[idx]) {
+            input[idx] - b'a' + 10
         } else {
             return Err(Error::MacInvalidChar { value: input[idx] });
         };
 
         if !least_bit {
-            mac[cur_byte] = bit << 1;
+            mac[cur_byte] = bit * 16;
             least_bit = true;
         } else {
             mac[cur_byte] |= bit;