diff --git a/lib/csharp/Makefile.am b/lib/csharp/Makefile.am
new file mode 100644
index 0000000..4047011
--- /dev/null
+++ b/lib/csharp/Makefile.am
@@ -0,0 +1,70 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements. See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership. The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License. You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied. See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+THRIFTCODE= \
+            src/Collections/THashSet.cs \
+            src/Protocol/TBase.cs \
+            src/Protocol/TProtocolException.cs \
+            src/Protocol/TProtocolFactory.cs \
+            src/Protocol/TList.cs \
+            src/Protocol/TSet.cs \
+            src/Protocol/TMap.cs \
+            src/Protocol/TProtocolUtil.cs \
+            src/Protocol/TMessageType.cs \
+            src/Protocol/TProtocol.cs \
+            src/Protocol/TType.cs \
+            src/Protocol/TField.cs \
+            src/Protocol/TMessage.cs \
+            src/Protocol/TStruct.cs \
+            src/Protocol/TBinaryProtocol.cs \
+            src/Server/TThreadedServer.cs \
+            src/Server/TThreadPoolServer.cs \
+            src/Server/TSimpleServer.cs \
+            src/Server/TServer.cs \
+            src/Transport/TBufferedTransport.cs \
+            src/Transport/TTransport.cs \
+            src/Transport/TSocket.cs \
+            src/Transport/TTransportException.cs \
+            src/Transport/TStreamTransport.cs \
+            src/Transport/TServerTransport.cs \
+            src/Transport/TServerSocket.cs \
+            src/Transport/TTransportFactory.cs \
+            src/TProcessor.cs \
+            src/TApplicationException.cs
+
+
+CSC=gmcs
+
+if NET_2_0
+MONO_DEFINES=/d:NET_2_0
+endif
+
+all-local: Thrift.dll
+
+Thrift.dll: $(THRIFTCODE)
+	$(CSC) $(THRIFTCODE) /out:Thrift.dll /target:library $(MONO_DEFINES)
+
+clean-local:
+	$(RM) Thrift.dll
+
+EXTRA_DIST = \
+             $(THRIFTCODE) \
+             ThriftMSBuildTask \
+             src/Thrift.csproj \
+             src/Thrift.sln