diff --git a/solc/CommandLineInterface.cpp b/solc/CommandLineInterface.cpp
index c687d44b5..1d64fa494 100644
--- a/solc/CommandLineInterface.cpp
+++ b/solc/CommandLineInterface.cpp
@@ -589,7 +589,7 @@ void CommandLineInterface::createFile(string const& _fileName, string const& _da
 
 void CommandLineInterface::createJson(string const& _fileName, string const& _json)
 {
-	createFile(boost::filesystem::basename(_fileName) + string(".json"), _json);
+	createFile(boost::filesystem::path(_fileName).stem().string() + string(".json"), _json);
 }
 
 bool CommandLineInterface::run(int _argc, char const* const* _argv)