diff --git a/trustgraph-flow/trustgraph/model/text_completion/llamafile/llm.py b/trustgraph-flow/trustgraph/model/text_completion/llamafile/llm.py
index 76300c5a..baede64c 100755
--- a/trustgraph-flow/trustgraph/model/text_completion/llamafile/llm.py
+++ b/trustgraph-flow/trustgraph/model/text_completion/llamafile/llm.py
@@ -5,6 +5,7 @@ Input is prompt, output is response.
 """
 
 from openai import OpenAI
+import os
 
 from .... exceptions import TooManyRequests
 from .... base import LlmService, LlmResult
diff --git a/trustgraph-flow/trustgraph/model/text_completion/openai/llm.py b/trustgraph-flow/trustgraph/model/text_completion/openai/llm.py
index c8bfcdda..a52f400e 100755
--- a/trustgraph-flow/trustgraph/model/text_completion/openai/llm.py
+++ b/trustgraph-flow/trustgraph/model/text_completion/openai/llm.py
@@ -12,7 +12,6 @@ from .... base import LlmService, LlmResult
 
 default_ident = "text-completion"
 
-default_subscriber = module
 default_model = 'gpt-3.5-turbo'
 default_temperature = 0.0
 default_max_output = 4096