diff --git a/ExecutionContext/ExecutionContext.swift b/ExecutionContext/ExecutionContext.swift
index f204fa8..3b6fe3a 100644
--- a/ExecutionContext/ExecutionContext.swift
+++ b/ExecutionContext/ExecutionContext.swift
@@ -161,9 +161,9 @@ public func sleep(timeout:Double) {
 }
 
 @noreturn public func executionContextMain() {
-    #if os(Linux)
+    //#if os(Linux)
         RunLoop.runForever()
-    #else
-        dispatch_main()
-    #endif
+    //#else
+    //    dispatch_main()
+    //#endif
 }
\ No newline at end of file
diff --git a/ExecutionContext/RunLoop.swift b/ExecutionContext/RunLoop.swift
index 3843746..e7abb00 100644
--- a/ExecutionContext/RunLoop.swift
+++ b/ExecutionContext/RunLoop.swift
@@ -171,7 +171,7 @@ import CoreFoundation
             if CFRunLoopSourceIsValid(crls) {
                 CFRunLoopAddSource(cfRunLoop, crls, mode.cfString)
                 rls.info.runLoops.append(self)
-                CFRunLoopSourceSignal(unsafeBitCast(rls.cfObject, CFRunLoopSource.self))
+                CFRunLoopSourceSignal(crls)
                 CFRunLoopWakeUp(cfRunLoop)
             }
 		}