diff --git a/lib/libc/strchr.c b/lib/libc/strchr.c
index 1cd03ca..b3bebe4 100644
--- a/lib/libc/strchr.c
+++ b/lib/libc/strchr.c
@@ -30,12 +30,12 @@
  */
 
 /*
- * Portions copyright (c) 2018, Arm Limited and Contributors.
+ * Portions copyright (c) 2018-2025, Arm Limited and Contributors.
  * All rights reserved.
  */
 
 #include <stddef.h>
-#include <string.h>
+#include <string_private.h>
 
 char *
 strchr(const char *p, int ch)