diff --git a/pkstrings/src/pkstring.rs b/pkstrings/src/pkstring.rs
index 7f97121..7d044e3 100644
--- a/pkstrings/src/pkstring.rs
+++ b/pkstrings/src/pkstring.rs
@@ -140,18 +140,6 @@ impl fmt::Display for PKString {
     }
 }
 
-impl TryFrom<u8> for PKString {
-    type Error = Error;
-
-    fn try_from(ord: u8) -> Result<PKString, Error> {
-        if in_range(ord) {
-            Ok(PKString(vec![ord]))
-        } else {
-            Err(Error::InvalidByte(ord))
-        }
-    }
-}
-
 impl TryFrom<&[u8]> for PKString {
     type Error = Error;
 
diff --git a/pkstrings/src/tests.rs b/pkstrings/src/tests.rs
index dec6d6b..74d8dde 100644
--- a/pkstrings/src/tests.rs
+++ b/pkstrings/src/tests.rs
@@ -20,19 +20,6 @@ const GARY_SLICE_U8: &[u8] = &[0x86, 0x80, 0x91, 0x98];
 const GARY_STR: &str = "GARY";
 const INVALID_BYTE: u8 = 0x01;
 
-#[test]
-fn test_try_from_u8() {
-    match PKString::try_from(0x80) {  // 'A'
-        Ok(pkstr) => assert_eq!(pkstr, PKString::try_from("A").unwrap()),
-        Err(_) => panic!(),
-    }
-
-    match PKString::try_from(INVALID_BYTE) {
-        Ok(_) => panic!(),
-        Err(_) => (),
-    }
-}
-
 #[test]
 fn test_try_from_slice_u8() {
     match PKString::try_from(GARY_SLICE_U8) {