diff --git a/contrib/plugins/cache.c b/contrib/plugins/cache.c
index 7baff86860..7cfd3df249 100644
--- a/contrib/plugins/cache.c
+++ b/contrib/plugins/cache.c
@@ -603,7 +603,7 @@ static int l2_cmp(gconstpointer a, gconstpointer b)
 static void log_stats(void)
 {
     int i;
-    Cache *icache, *dcache, *l2_cache;
+    Cache *icache, *dcache, *l2_cache = NULL;
 
     g_autoptr(GString) rep = g_string_new("core #, data accesses, data misses,"
                                           " dmiss rate, insn accesses,"