Set LWIP_VERSION_RC to RC1
diff --git a/src/include/lwip/init.h b/src/include/lwip/init.h
index 70351b8..c63ea39 100644
--- a/src/include/lwip/init.h
+++ b/src/include/lwip/init.h
@@ -47,7 +47,7 @@
/** For release candidates, this is set to 1..254
* For official releases, this is set to 255 (LWIP_RC_RELEASE)
* For development versions (Git), this is set to 0 (LWIP_RC_DEVELOPMENT) */
-#define LWIP_VERSION_RC 0U
+#define LWIP_VERSION_RC 1U
/** LWIP_VERSION_RC is set to LWIP_RC_RELEASE for official releases */
#define LWIP_RC_RELEASE 255U