diff --git a/src/cache.c b/src/cache.c
index 8349bdd17..f6055cc50 100644
--- a/src/cache.c
+++ b/src/cache.c
@@ -3047,6 +3047,7 @@ static int cli_io_handler_show_cache(struct appctx *appctx)
 				node = eb32_lookup_ge(&cache_tree->entries, next_key);
 				if (!node) {
 					ctx->next_key = 0;
+					next_key = 0;
 					break;
 				}