diff --git a/python/sglang/srt/layers/attention/flashattention_backend.py b/python/sglang/srt/layers/attention/flashattention_backend.py
index b0615be3c..740b46b6b 100644
--- a/python/sglang/srt/layers/attention/flashattention_backend.py
+++ b/python/sglang/srt/layers/attention/flashattention_backend.py
@@ -1617,7 +1617,7 @@ class FlashAttentionBackend(AttentionBackend):
                         metadata.max_seq_len_k + self.page_size - 1
                     ) // self.page_size
 
-                    normal_decode_set_medadata(
+                    normal_decode_set_metadata(
                         metadata.cache_seqlens_int32,
                         metadata.cu_seqlens_k,
                         metadata.page_table,
@@ -1666,7 +1666,7 @@ class FlashAttentionBackend(AttentionBackend):
                 max_seq_pages = (max_len + self.page_size - 1) // self.page_size
                 metadata.max_seq_len_k = max_len
 
-                normal_decode_set_medadata(
+                normal_decode_set_metadata(
                     metadata.cache_seqlens_int32,
                     metadata.cu_seqlens_k,
                     metadata.page_table,
@@ -2089,7 +2089,7 @@ class FlashAttentionMultiStepBackend:
 # @torch.compile(dynamic=True, backend=get_compiler_backend())
 # TODO: fuse these kernels
 # NOTE: torch.compile makes it slower in speculative decoding
-def normal_decode_set_medadata(
+def normal_decode_set_metadata(
     cache_seqlens_int32: torch.Tensor,
     cu_seqlens_k: torch.Tensor,
     page_table: torch.Tensor,