diff --git a/lib/core/context.c b/lib/core/context.c
index 98e70d8e3..dc0e5933a 100644
--- a/lib/core/context.c
+++ b/lib/core/context.c
@@ -963,7 +963,7 @@ lws_create_context(const struct lws_context_creation_info *info)
 
 	context->options = info->options;
 
-#if !defined(LWS_PLAT_FREERTOS) && !defined(LWS_PLAT_OPTEE) && !defined(WIN32) && !defined(LWS_PLAT_BAREMETAL)
+#if defined(LWS_HAVE_SYS_RESOURCE_H) && !defined(LWS_PLAT_FREERTOS) && !defined(LWS_PLAT_OPTEE) && !defined(WIN32) && !defined(LWS_PLAT_BAREMETAL)
 	/*
 	 * If asked, try to set the rlimit / ulimit for process sockets / files.
 	 * We read the effective limit in a moment, so we will find out the