diff --git a/Changelog.md b/Changelog.md
index 851f39a01..98dababdc 100644
--- a/Changelog.md
+++ b/Changelog.md
@@ -9,6 +9,7 @@ Bugfixes:
 
  * Parser: disallow empty enum definitions.
  * Type checker: disallow conversion between different enum types.
+ * Interface JSON: do not include trailing new line.
 
 ### 0.4.4 (2016-10-31)
 
diff --git a/libsolidity/interface/InterfaceHandler.cpp b/libsolidity/interface/InterfaceHandler.cpp
index de16a3725..1686f9ea6 100644
--- a/libsolidity/interface/InterfaceHandler.cpp
+++ b/libsolidity/interface/InterfaceHandler.cpp
@@ -103,7 +103,10 @@ string InterfaceHandler::abiInterface(ContractDefinition const& _contractDef)
 		event["inputs"] = params;
 		abi.append(event);
 	}
-	return Json::FastWriter().write(abi);
+
+	Json::FastWriter writer;
+	writer.omitEndingLineFeed();
+	return writer.write(abi);
 }
 
 string InterfaceHandler::userDocumentation(ContractDefinition const& _contractDef)