diff --git a/rclcpp/src/rclcpp/context.cpp b/rclcpp/src/rclcpp/context.cpp
index fe92cfe..8777e5f 100644
--- a/rclcpp/src/rclcpp/context.cpp
+++ b/rclcpp/src/rclcpp/context.cpp
@@ -311,6 +311,7 @@ Context::clean_up()
 {
   shutdown_reason_ = "";
   rcl_context_.reset();
+  sub_contexts_.clear();
 }
 
 std::vector<Context::SharedPtr>