diff --git a/libc/string/strchr.c b/libc/string/strchr.c
index 31ba4e2..9b4332c 100644
--- a/libc/string/strchr.c
+++ b/libc/string/strchr.c
@@ -34,7 +34,7 @@
 strchr(const char *p, int ch)
 {
 	for (;; ++p) {
-		if (*p == ch)
+		if (*p == (char) ch)
 			return((char *)p);
 		if (!*p)
 			return((char *)NULL);