Update Step_0.md
@ -37,5 +37,5 @@ The service stanza of the message is an example of protobuf service IDL
receives a request containing a name and returns a response containing a
message.
Next, in [Step-1](Step-1.md), we'll use protoc to generate client code from
Next, in [Step - 1](Step_1.md), we'll use protoc to generate client code from
this IDL.