diff --git a/helpers/training/default_settings/safety_check.py b/helpers/training/default_settings/safety_check.py
index 01444a32..518afd63 100644
--- a/helpers/training/default_settings/safety_check.py
+++ b/helpers/training/default_settings/safety_check.py
@@ -126,3 +126,9 @@ def safety_check(args, accelerator):
             f"--enable_xformers_memory_efficient_attention is only compatible with --attention_mechanism=diffusers. Please set --attention_mechanism=diffusers to enable this feature or disable xformers to use alternative attention mechanisms."
         )
         sys.exit(1)
+
+    if "nf4" in args.base_model_precision:
+        logger.error(
+            f"{args.base_model_precision} is not supported with SageAttention. Please select from int8 or fp8, or, disable quantisation to use SageAttention."
+        )
+        sys.exit(1)