diff --git a/core/jni/android_util_StringBlock.cpp b/core/jni/android_util_StringBlock.cpp
index 28746ce1eea4c..463d3c0bd5cfd 100644
--- a/core/jni/android_util_StringBlock.cpp
+++ b/core/jni/android_util_StringBlock.cpp
@@ -52,6 +52,7 @@ static jint android_content_StringBlock_nativeCreate(JNIEnv* env, jobject clazz,
 
     if (osb == NULL || osb->getError() != NO_ERROR) {
         jniThrowException(env, "java/lang/IllegalArgumentException", NULL);
+        delete osb;
         return 0;
     }