diff --git a/python/sglang/srt/multimodal/processors/step3_vl.py b/python/sglang/srt/multimodal/processors/step3_vl.py
index b6720fc5c..658ba5882 100644
--- a/python/sglang/srt/multimodal/processors/step3_vl.py
+++ b/python/sglang/srt/multimodal/processors/step3_vl.py
@@ -102,7 +102,7 @@ class ImagePatcher:
         steps: list[tuple[int, int]],
         img_rate_thr: float = 0.6,
     ) -> tuple[list[tuple[int, int, int, int]], tuple[int, int]]:
-        assert 1 >= img_rate_thr >= 0, "The `in_rate_thr` should lie in 0~1"
+        assert 1 >= img_rate_thr >= 0, "The `img_rate_thr` should lie in 0~1"
         windows = []
         # Sliding windows.
         for size, step in zip(sizes, steps):
diff --git a/python/sglang/srt/multiplex/pdmux_context.py b/python/sglang/srt/multiplex/pdmux_context.py
index 81cc6e26a..05cde1371 100644
--- a/python/sglang/srt/multiplex/pdmux_context.py
+++ b/python/sglang/srt/multiplex/pdmux_context.py
@@ -33,7 +33,7 @@ def load_pdmux_config(config_path: str) -> PDMuxConfig:
         raise ValueError("Missing required field: sm_group_num")
 
     if raw["sm_group_num"] < 3:
-        raise ValueError("sm_group_num must greater than 3")
+        raise ValueError("sm_group_num must be >= 3")
 
     manual_divisions = raw.get("manual_divisions", [])