diff --git a/src/python/corrade/test/test_containers.py b/src/python/corrade/test/test_containers.py
index bc906db..013ce8d 100644
--- a/src/python/corrade/test/test_containers.py
+++ b/src/python/corrade/test/test_containers.py
@@ -354,7 +354,7 @@ class StridedArrayView1D(unittest.TestCase):
         data = b'hello'
         data_refcount = sys.getrefcount(data)
 
-        # Because this is out of bounds, slice.start = slice.stop
+        # Because this is out of range, slice.start = slice.stop
         a = containers.StridedArrayView1D(data)[7:8]
         self.assertEqual(a.size, (0, ))
 
@@ -1158,7 +1158,7 @@ class BitArray(unittest.TestCase):
         a = containers.BitArray.value_init(5)
         a_refcount = sys.getrefcount(a)
 
-        # Because this is out of bounds, slice.start = slice.stop
+        # Because this is out of range, slice.start = slice.stop
         b = a[7:8]
         self.assertEqual(len(b), 0)
         self.assertEqual(b.offset, 5)
@@ -1200,7 +1200,7 @@ class BitArray(unittest.TestCase):
         a = containers.BitArray.value_init(5)
         a_refcount = sys.getrefcount(a)
 
-        # Because this is out of bounds, slice.start = slice.stop
+        # Because this is out of range, slice.start = slice.stop
         b = a[7:8:2]
         self.assertEqual(len(b), 0)
         self.assertEqual(b.offset, 5)
@@ -1360,7 +1360,7 @@ class BitArrayView(unittest.TestCase):
         data = containers.BitArray.value_init(5)
         data_refcount = sys.getrefcount(data)
 
-        # Because this is out of bounds, slice.start = slice.stop
+        # Because this is out of range, slice.start = slice.stop
         b = containers.BitArrayView(data)[7:8]
         self.assertEqual(len(b), 0)
         self.assertEqual(b.offset, 5)
@@ -1411,7 +1411,7 @@ class BitArrayView(unittest.TestCase):
         a = containers.BitArray.value_init(5)
         a_refcount = sys.getrefcount(a)
 
-        # Because this is out of bounds, slice.start = slice.stop
+        # Because this is out of range, slice.start = slice.stop
         b = containers.BitArrayView(a)[7:8:2]
         self.assertEqual(len(b), 0)
         self.assertEqual(b.offset, 5)
@@ -1663,7 +1663,7 @@ class StridedBitArrayView1D(unittest.TestCase):
         data = containers.BitArray.value_init(5)
         data_refcount = sys.getrefcount(data)
 
-        # Because this is out of bounds, slice.start = slice.stop
+        # Because this is out of range, slice.start = slice.stop
         b = containers.StridedBitArrayView1D(data)[7:8]
         self.assertEqual(len(b), 0)
         self.assertEqual(b.offset, 5)
diff --git a/src/python/magnum/test/test_trade.py b/src/python/magnum/test/test_trade.py
index 88e2c68..7962e08 100644
--- a/src/python/magnum/test/test_trade.py
+++ b/src/python/magnum/test/test_trade.py
@@ -1411,7 +1411,7 @@ class Importer(unittest.TestCase):
             importer.mesh_level_count(0)
         with self.assertRaises(IndexError):
             importer.mesh_name(0)
-        with self.assertRaisesRegex(IndexError, "ID out of bounds"):
+        with self.assertRaisesRegex(IndexError, "ID out of range"):
             importer.mesh(0)
 
         with self.assertRaises(IndexError):
@@ -1433,13 +1433,13 @@ class Importer(unittest.TestCase):
         with self.assertRaises(IndexError):
             importer.image3d_name(0)
 
-        with self.assertRaisesRegex(IndexError, "ID out of bounds"):
+        with self.assertRaisesRegex(IndexError, "ID out of range"):
             importer.image1d(0)
-        with self.assertRaisesRegex(IndexError, "level out of bounds"):
+        with self.assertRaisesRegex(IndexError, "level out of range"):
             importer.image2d(0, 1)
-        with self.assertRaisesRegex(IndexError, "ID out of bounds"):
+        with self.assertRaisesRegex(IndexError, "ID out of range"):
             importer.image2d(1)
-        with self.assertRaisesRegex(IndexError, "ID out of bounds"):
+        with self.assertRaisesRegex(IndexError, "ID out of range"):
             importer.image3d(0)
 
     def test_open_failed(self):
@@ -1566,7 +1566,7 @@ class Importer(unittest.TestCase):
         importer = trade.ImporterManager().load_and_instantiate('GltfImporter')
         importer.open_file(os.path.join(os.path.dirname(__file__), 'mesh.gltf'))
 
-        with self.assertRaisesRegex(IndexError, "level out of bounds"):
+        with self.assertRaisesRegex(IndexError, "level out of range"):
             importer.mesh('Non-indexed mesh', 1)
 
     def test_mesh_failed(self):
@@ -1629,7 +1629,7 @@ class Importer(unittest.TestCase):
         importer = trade.ImporterManager().load_and_instantiate('StbImageImporter')
         importer.open_file(os.path.join(os.path.dirname(__file__), 'rgb.png'))
 
-        with self.assertRaisesRegex(IndexError, "level out of bounds"):
+        with self.assertRaisesRegex(IndexError, "level out of range"):
             importer.image2d(0, 1)
 
     def test_image2d_by_name(self):
diff --git a/src/python/magnum/trade.cpp b/src/python/magnum/trade.cpp
index 16f9f88..808ea28 100644
--- a/src/python/magnum/trade.cpp
+++ b/src/python/magnum/trade.cpp
@@ -429,12 +429,12 @@ template<class R, Containers::Optional<R>(Trade::AbstractImporter::*f)(UnsignedI
     }
 
     if(id >= (self.*bounds)()) {
-        PyErr_SetString(PyExc_IndexError, "ID out of bounds");
+        PyErr_SetString(PyExc_IndexError, "ID out of range");
         throw py::error_already_set{};
     }
 
     if(level >= (self.*levelBounds)(id)) {
-        PyErr_SetString(PyExc_IndexError, "level out of bounds");
+        PyErr_SetString(PyExc_IndexError, "level out of range");
         throw py::error_already_set{};
     }
 
@@ -462,7 +462,7 @@ template<class R, Containers::Optional<R>(Trade::AbstractImporter::*f)(UnsignedI
     }
 
     if(level >= (self.*levelBounds)(id)) {
-        PyErr_SetString(PyExc_IndexError, "level out of bounds");
+        PyErr_SetString(PyExc_IndexError, "level out of range");
         throw py::error_already_set{};
     }