diff --git a/runes/encodebyte.go b/runes/encodebyte.go
index 2fb2f5f..fcaeb77 100644
--- a/runes/encodebyte.go
+++ b/runes/encodebyte.go
@@ -7,8 +7,8 @@ import (
 // EncodeByte encodes the value of a byte into hexadecimal.
 func EncodeByte(value byte, symbolFunc func(byte)rune) (mostSignificant rune, leastSignificant rune) {
 
-	mostSignificant  = symbolFunc( (0xf0 & value) >> 4 )
-	leastSignificant = symbolFunc( (0x0f & value)      )
+	mostSignificant  = symbolFunc( (0x0f & (value >> 4)) )
+	leastSignificant = symbolFunc( (0x0f & (value     )) )
 
 	return
 }