diff --git a/subgen.py b/subgen.py
index 1b4a3d1..8959030 100644
--- a/subgen.py
+++ b/subgen.py
@@ -58,7 +58,7 @@ compute_type = os.getenv('COMPUTE_TYPE', 'auto')
 append = convert_to_bool(os.getenv('APPEND', False))
 reload_script_on_change = convert_to_bool(os.getenv('RELOAD_SCRIPT_ON_CHANGE', False))
 model_prompt = os.getenv('USE_MODEL_PROMPT', 'False')
-custom_model_prompt = os.genenv('CUSTOM_MODEL_PROMPT', '')
+custom_model_prompt = os.getenv('CUSTOM_MODEL_PROMPT', '')
 
 if transcribe_device == "gpu":
     transcribe_device = "cuda"