diff --git a/src/include/lwip/debug.h b/src/include/lwip/debug.h
index baa6a409..579fd242 100644
--- a/src/include/lwip/debug.h
+++ b/src/include/lwip/debug.h
@@ -120,9 +120,7 @@
 #endif /* LWIP_NOASSERT */
 
 #ifndef LWIP_ERROR
-#ifndef LWIP_NOASSERT
-#define LWIP_PLATFORM_ERROR(message) LWIP_PLATFORM_ASSERT(message)
-#elif defined LWIP_DEBUG
+#ifdef LWIP_DEBUG
 #define LWIP_PLATFORM_ERROR(message) LWIP_PLATFORM_DIAG((message))
 #else
 #define LWIP_PLATFORM_ERROR(message)