diff --git a/convert-mpt-hf-to-gguf.py b/convert-mpt-hf-to-gguf.py
index b5888fd57..e0a8b166d 100755
--- a/convert-mpt-hf-to-gguf.py
+++ b/convert-mpt-hf-to-gguf.py
@@ -122,7 +122,7 @@ gguf_writer.add_block_count(block_count)
 gguf_writer.add_feed_forward_length(4 * hparams["d_model"])
 gguf_writer.add_head_count(hparams["n_heads"])
 gguf_writer.add_layer_norm_eps(1e-05) 
-gguf_writer.add_clamp_kqv(hparams["attn_config"]["clip_qkv"]) 
+gguf_writer.add_clamp_kqv(hparams["attn_config"]["clip_qkv"] or 0.0)
 gguf_writer.add_max_alibi_bias(hparams["attn_config"]["alibi_bias_max"])
 
 # TOKENIZATION