Index: clang/lib/StaticAnalyzer/Checkers/RetainCountChecker/RetainCountChecker.h
===================================================================
--- clang/lib/StaticAnalyzer/Checkers/RetainCountChecker/RetainCountChecker.h
+++ clang/lib/StaticAnalyzer/Checkers/RetainCountChecker/RetainCountChecker.h
@@ -282,7 +282,7 @@
   ~RetainCountChecker() override { DeleteContainerSeconds(DeadSymbolTags); }
 
   bool shouldCheckOSObjectRetainCount() const {
-    return Options.getBooleanOption("CheckOSObject", false, this);
+    return Options.getBooleanOption("CheckOSObject", true, this);
   }
 
   void checkEndAnalysis(ExplodedGraph &G, BugReporter &BR,
Index: clang/test/Analysis/osobject-retain-release.cpp
===================================================================
--- clang/test/Analysis/osobject-retain-release.cpp
+++ clang/test/Analysis/osobject-retain-release.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_analyze_cc1 -analyze -analyzer-checker=core,osx.cocoa.RetainCount -analyzer-config osx.cocoa.RetainCount:CheckOSObject=true -analyzer-output=text -verify %s
+// RUN: %clang_analyze_cc1 -analyze -analyzer-checker=core,osx.cocoa.RetainCount -analyzer-output=text -verify %s
 
 struct OSMetaClass;