diff --git a/base/thread.cpp b/base/thread.cpp
index dc6a710b22..6be546cd1b 100644
--- a/base/thread.cpp
+++ b/base/thread.cpp
@@ -109,7 +109,7 @@ ThreadID GetCurrentThreadID() { return this_thread::get_id(); }
 /////////////////////////////////////////////////////////////////////
 // SimpleThread implementation
 
-void SimpleThread::ThreadFunc(function<void()> fn)
+void SimpleThread::ThreadFunc(function<void()> && fn)
 {
 #if defined(OMIM_OS_ANDROID)
   AndroidThreadAttachToJVM();
diff --git a/base/thread.hpp b/base/thread.hpp
index ab4b598064..c24f9e4deb 100644
--- a/base/thread.hpp
+++ b/base/thread.hpp
@@ -131,7 +131,7 @@ public:
   void swap(SimpleThread & x) noexcept { m_thread.swap(x.m_thread); }
 
 private:
-  static void ThreadFunc(function<void()> fn);
+  static void ThreadFunc(function<void()> && fn);
 
   DISALLOW_COPY(SimpleThread);