diff --git a/gplately/reconstruction.py b/gplately/reconstruction.py
index 0327d98f..ff1305b1 100644
--- a/gplately/reconstruction.py
+++ b/gplately/reconstruction.py
@@ -1884,12 +1884,12 @@ def save(self, filename):
             df = self._get_dataframe()
             df.to_xml(filename, index=False)
 
-        elif filename.endswith(".gpml") or filename.endswith(".gpmlz"):
+        elif filename.endswith(".gpml") or filename.endswith(".gpmlz") or filename.endswith(".shp"):
             self.FeatureCollection.write(filename)
 
         else:
             raise ValueError(
-                "Cannot save to specified file type. Use csv, gpml, or xls file extension."
+                "Cannot save to specified file type. Use csv, gpml, shp or xls file extension."
             )
 
     def rotate_reference_frames(