diff --git a/unsloth/models/loader.py b/unsloth/models/loader.py
index 3865857dfe..1176f58e41 100644
--- a/unsloth/models/loader.py
+++ b/unsloth/models/loader.py
@@ -547,26 +547,34 @@ class FastModel(FastBaseModel):
         lowered_model_name = model_name.lower()
         LATEST  = '\nPlease use transformers via `pip install --no-deps git+https://github.com/huggingface/transformers.git`'
         NIGHTLY = '\nPlease use nightly transformers via pip install --upgrade "transformers>=4.49.0"`'
+        # Pixtral
         if "pixtral" in lowered_model_name and transformers_version < Version("4.49.0"):
             raise RuntimeError("Unsloth: Pixtral only works on transformers >= 4.49.0." + LATEST)
+        # Qwen 2.5
         elif "qwen2.5" in lowered_model_name and transformers_version < Version("4.49.0"):
             raise RuntimeError("Unsloth: Qwen 2.5 only works on transformers >= 4.49.0." + LATEST)
+        # Gemma 3
         elif "gemma-3" in lowered_model_name and transformers_version < Version("4.50.0.dev0"):
             raise RuntimeError("Unsloth: Gemma 3 only works on transformers >= 4.50.0." + NIGHTLY)
+        # Cohere
         elif "c4ai-command-a-03-2025" in lowered_model_name and transformers_version < Version("4.50.0.dev0"):
             raise RuntimeError("Unsloth: Cohere's Command model only works on transformers >= 4.50.0." + NIGHTLY)
+        # Sesame
         elif "csm-1b" in lowered_model_name:
             os.environ["UNSLOTH_DISABLE_STATIC_GENERATION"] = "1" # Sesame fails
             os.environ["UNSLOTH_FORCE_CUSTOM_DTYPE"] = "all;torch.float32;torch.float16;if name.endswith(('_proj', 'fc1', 'fc2', 'codebook', 'head')): module.to(torch.float16)"
+        # Granite 4
         elif 'granite-4' in lowered_model_name:
             # granite-4 rms norms are stored as 16 bit, but we upcast
             os.environ["UNSLOTH_UPCAST_LAYERNORM"] = "1"
             os.environ["UNSLOTH_DISABLE_STATIC_GENERATION"] = "1"
+        # Olmo 2
         elif "olmo-2" in lowered_model_name and transformers_version < Version("4.50.0.dev0"):
             raise RuntimeError("Unsloth: OLMo-2 only works on transformers >= 4.50.0." + NIGHTLY)
+        # Gemma 3N
         elif "gemma-3n" in lowered_model_name:
             os.environ["UNSLOTH_DISABLE_STATIC_GENERATION"] = "1"
-            s.environ["UNSLOTH_FORCE_CUSTOM_DTYPE"] = "float16;torch.float16;torch.float16;if name.endswith(('.conv')): module.to(torch.float32)"
+            os.environ["UNSLOTH_FORCE_CUSTOM_DTYPE"] = "float16;torch.float16;torch.float16;if name.endswith(('.conv')): module.to(torch.float32)"
             if transformers_version < Version("4.53.0"):
                 raise RuntimeError("Unsloth: Gemma 3N only works on transformers >= 4.53.0" + LATEST)
         else: