diff --git a/geopandas/geoseries.py b/geopandas/geoseries.py
index 1f3bde6..5468718 100644
--- a/geopandas/geoseries.py
+++ b/geopandas/geoseries.py
@@ -913,7 +913,7 @@ class GeoSeries(GeoPandasBase, Series):
 
         index = []
         geometries = []
-        for idx, s in self.geometry.iteritems():
+        for idx, s in self.geometry.items():
             if s.type.startswith("Multi") or s.type == "GeometryCollection":
                 geoms = s.geoms
                 idxs = [(idx, i) for i in range(len(geoms))]
diff --git a/geopandas/testing.py b/geopandas/testing.py
index 0c89730..72ba71d 100644
--- a/geopandas/testing.py
+++ b/geopandas/testing.py
@@ -316,7 +316,7 @@ def assert_geodataframe_equal(
     )
 
     # geometry comparison
-    for col, dtype in left.dtypes.iteritems():
+    for col, dtype in left.dtypes.items():
         if isinstance(dtype, GeometryDtype):
             assert_geoseries_equal(
                 left[col],