diff --git a/src/fsh.nim b/src/fsh.nim
index cf3297c..e1c22fe 100644
--- a/src/fsh.nim
+++ b/src/fsh.nim
@@ -226,7 +226,9 @@ proc runBuiltin(builtin: string, args: openArray[string]): string =
       return ""
     of "setenv":
       if args.len < 2:
-        raise newException(Exception, "setenv: Not enough arguments provided")
+         var e = newException(ShellCommandError, "Setenv: not enough arguments provided")
+         e.command="setenv"
+         raise e
       try:
         envVariables[args[0]] = args[1..^1].join(":")
         putEnv(args[0], args[1..^1].join(":"))