diff --git a/dtls.c b/dtls.c
index fc7016a..e11a57b 100644
--- a/dtls.c
+++ b/dtls.c
@@ -3986,6 +3986,9 @@
     }
   }
 
+  if (ctx->sendqueue != NULL) {
+    netq_delete_all(&ctx->sendqueue);
+  }
   free_context(ctx);
 }