diff --git a/include/libcper/Cper.h b/include/libcper/Cper.h
index 91776d0..48038e1 100644
--- a/include/libcper/Cper.h
+++ b/include/libcper/Cper.h
@@ -53,7 +53,7 @@
 
 ///
 /// Hexadecimal string representation of a 64bit integer
-/// 16 bits + 2 char + 1 null termination
+/// 16 digits + 2 char + 1 null termination
 ///
 #define EFI_UINT64_HEX_STRING_LEN 19