diff --git a/src/utf8.c b/src/utf8.c
index 44215ea..7e10c65 100644
--- a/src/utf8.c
+++ b/src/utf8.c
@@ -73,7 +73,7 @@ uint32_t utf8CharAt(const utf8iterator* iter) {
                ((uint32_t)(iter->txt[byteIndex] & 0x03) << 24);
 
     } else if (((iter->txt[byteIndex] & 0xf7) == 0xfc) &&
-               ((iter->txt[byteIndex + 1]) & 0xc0 == 0x80) &&
+               ((iter->txt[byteIndex + 1] & 0xc0) == 0x80) &&
                ((iter->txt[byteIndex + 2] & 0xc0) == 0x80) &&
                ((iter->txt[byteIndex + 3] & 0xc0) == 0x80) &&
                ((iter->txt[byteIndex + 4] & 0xc0) == 0x80) &&
@@ -112,7 +112,7 @@ _next_offset(const utf8iterator* iter) {
                ((iter->txt[byteIndex + 4] & 0xc0) == 0x80)) {
         return 5;
     } else if (((iter->txt[byteIndex] & 0xf7) == 0xfc) &&
-               ((iter->txt[byteIndex + 1]) & 0xc0 == 0x80) &&
+               ((iter->txt[byteIndex + 1] & 0xc0) == 0x80) &&
                ((iter->txt[byteIndex + 2] & 0xc0) == 0x80) &&
                ((iter->txt[byteIndex + 3] & 0xc0) == 0x80) &&
                ((iter->txt[byteIndex + 4] & 0xc0) == 0x80) &&