diff --git a/sam2/modeling/sam2_base.py b/sam2/modeling/sam2_base.py
index 2b5251f8..a6e5b33b 100644
--- a/sam2/modeling/sam2_base.py
+++ b/sam2/modeling/sam2_base.py
@@ -642,7 +642,7 @@ def _prepare_memory_conditioned_features(
                 pix_feat_with_mem = pix_feat_with_mem.permute(1, 2, 0).view(B, C, H, W)
                 return pix_feat_with_mem
 
-            # Use a dummy token on the first frame (to avoid emtpy memory input to tranformer encoder)
+            # Use a dummy token on the first frame (to avoid empty memory input to tranformer encoder)
             to_cat_memory = [self.no_mem_embed.expand(1, B, self.mem_dim)]
             to_cat_memory_pos_embed = [self.no_mem_pos_enc.expand(1, B, self.mem_dim)]