diff --git a/convert_hf_to_gguf.py b/convert_hf_to_gguf.py
index 3fdeb27794..212836398b 100755
--- a/convert_hf_to_gguf.py
+++ b/convert_hf_to_gguf.py
@@ -618,6 +618,8 @@ class ModelBase:
                             gguf.MODEL_TENSOR.SSM_CONV1D_Q,
                             gguf.MODEL_TENSOR.SSM_CONV1D_K,
                             gguf.MODEL_TENSOR.SSM_CONV1D_V,
+                            # DSA indexer weights should be F32
+                            gguf.MODEL_TENSOR.INDEXER_PROJ,
                         )
                     )
                     or new_name[-7:] not in (".weight", ".lora_a", ".lora_b")