diff --git a/lib/cocoa/TProtocolException.m b/lib/cocoa/TProtocolException.m
new file mode 100644
index 0000000..ee56bc5
--- /dev/null
+++ b/lib/cocoa/TProtocolException.m
@@ -0,0 +1,4 @@
+#import "TProtocolException.h"
+
+@implementation TProtocolException
+@end