diff --git a/convert-llama-hf-to-gguf.py b/convert-llama-hf-to-gguf.py
index 3a7d4c6c8..d5b3897c7 100644
--- a/convert-llama-hf-to-gguf.py
+++ b/convert-llama-hf-to-gguf.py
@@ -126,7 +126,7 @@ gguf_writer.add_head_count(head_count)
 gguf_writer.add_head_count_kv(head_count_kv)
 gguf_writer.add_layer_norm_rms_eps(hparams["rms_norm_eps"])
 
-if "rope_scaling" in hparams and "factor" in hparams["rope_scaling"]:
+if "rope_scaling" in hparams and hparams["rope_scaling"] != None and "factor" in hparams["rope_scaling"]:
     if "type" in hparams["rope_scaling"]:
         if hparams["rope_scaling"]["type"] == "linear":
             gguf_writer.add_rope_scale_linear(hparams["rope_scaling"]["factor"])