diff --git a/frameworks/ans/src/notification_icon_button.cpp b/frameworks/ans/src/notification_icon_button.cpp
index 0c799fc439bc74dd99c7d5d76541d0941d047007..96d43b5800130a78da442dd872098daa4f8bc8f4 100644
--- a/frameworks/ans/src/notification_icon_button.cpp
+++ b/frameworks/ans/src/notification_icon_button.cpp
@@ -145,6 +145,7 @@ NotificationIconButton *NotificationIconButton::FromJson(const nlohmann::json &j
         if (pIcon == nullptr) {
             ANS_LOGE("Failed to parse button icon");
             delete button;
+            button = nullptr;
         } else {
             button->SetIconImage(pIcon);
         }
@@ -154,6 +155,7 @@ NotificationIconButton *NotificationIconButton::FromJson(const nlohmann::json &j
         if (pIcon == nullptr) {
             ANS_LOGE("Failed to parse button icon");
             delete button;
+            button = nullptr;
         } else {
             button->SetIconImage(pIcon);
         }