diff --git a/surfa/core/framed.py b/surfa/core/framed.py
index a0b4d98..40796b4 100644
--- a/surfa/core/framed.py
+++ b/surfa/core/framed.py
@@ -379,7 +379,7 @@ def percentile(self, percentiles, method='linear', nonzero=False):
         data = self.data
         if nonzero:
             data = data[data.nonzero()]
-        return np.percentile(data, percentiles, interpolation=method)
+        return np.percentile(data, percentiles, method=method)
 
     def clip(self, a_min, a_max):
         """