diff --git a/README.md b/README.md
index 4b4ab80..60d5fd9 100644
--- a/README.md
+++ b/README.md
@@ -47,6 +47,8 @@ The client will print either a listing of function call tips, or a listing of of
 completions depending on if the cursor was directly after a dot character or a
 left parethesis.
 
+The file name is optional. If it is not specified, input will be read from *stdin*.
+
 ###Dot completion
 When the first line of output is "identifiers", the editor should display a
 completion list.
diff --git a/editors/textadept/modules/dmd/dcd.lua b/editors/textadept/modules/dmd/dcd.lua
index 7588b81..a69422d 100644
--- a/editors/textadept/modules/dmd/dcd.lua
+++ b/editors/textadept/modules/dmd/dcd.lua
@@ -77,7 +77,7 @@ function M.autocomplete(ch)
 		local r = p:read("*a")
 		print(r)
 		if r ~= "\n" then
-			if character == "." then
+			if r:match("^identifiers.*") then
 				showCompletionList(r)
 			else
 				showCalltips(r)