diff --git a/wolfssl/wolfio.h b/wolfssl/wolfio.h
index 9eaa03a85..a4f892a46 100644
--- a/wolfssl/wolfio.h
+++ b/wolfssl/wolfio.h
@@ -126,6 +126,8 @@
         #include <errno.h>
     #elif defined(WOLFSSL_ZEPHYR)
         #include <net/socket.h>
+    #elif defined(MICROCHIP_PIC32)
+        #include <sys/errno.h>
     #elif defined(HAVE_NETX)
         #include "nx_api.h"
         #include "errno.h"