diff --git a/yt/frontends/amrex/data_structures.py b/yt/frontends/amrex/data_structures.py
index 9b78e115fa..36496d1a51 100644
--- a/yt/frontends/amrex/data_structures.py
+++ b/yt/frontends/amrex/data_structures.py
@@ -905,9 +905,9 @@ def _parse_header_file(self):
             self.domain_right_edge = dre
         if self.geometry == "spherical" and self.dimensionality < 3:
             dre = self.domain_right_edge.copy()
+            dre[2] = 2.0 * np.pi
             if self.dimensionality < 2:
                 dre[1] = np.pi
-            dre[2] = 2.0 * np.pi
             self.domain_right_edge = dre
 
         header_file.close()