diff --git a/cmd-load-buffer.c b/cmd-load-buffer.c
index 7114fda4..c4681e02 100644
--- a/cmd-load-buffer.c
+++ b/cmd-load-buffer.c
@@ -1,4 +1,4 @@
-/* $Id: cmd-load-buffer.c,v 1.13 2009-11-28 14:54:12 tcunha Exp $ */
+/* $Id: cmd-load-buffer.c,v 1.14 2009-11-28 14:55:22 tcunha Exp $ */
 
 /*
  * Copyright (c) 2009 Tiago Cunha <me@tiagocunha.org>
@@ -66,8 +66,8 @@ cmd_load_buffer_exec(struct cmd *self, struct cmd_ctx *ctx)
 		ctx->error(ctx, "%s: %s", data->arg, strerror(errno));
 		goto error;
 	}
-	if (sb.st_size > SIZE_MAX) {
-		ctx->error(ctx, "%s: file too large", data->arg);
+	if (sb.st_size <= 0 || (uintmax_t) sb.st_size > SIZE_MAX) {
+		ctx->error(ctx, "%s: file empty or too large", data->arg);
 		goto error;
 	}
 	psize = (size_t) sb.st_size;