diff --git a/src/pysme/sme.py b/src/pysme/sme.py
index b2c3c48d..c6091e17 100644
--- a/src/pysme/sme.py
+++ b/src/pysme/sme.py
@@ -566,6 +566,12 @@ def mask_cont(self):
             return None
         return self.mask == MASK_VALUES["continuum"]
 
+    @property
+    def mask_vrad(self):
+        if self.mask is None:
+            return None
+        return self.mask == MASK_VALUES["vrad"]
+
     @property
     def cscale_degree(self):
         """int: Polynomial degree of the continuum as determined by cscale_flag"""