diff --git a/tests/cpu/Config_tests.cpp b/tests/cpu/Config_tests.cpp
index bf8126b627..56f812ae99 100644
--- a/tests/cpu/Config_tests.cpp
+++ b/tests/cpu/Config_tests.cpp
@@ -5662,17 +5662,16 @@ OCIO_ADD_TEST(Config, inactive_color_space)
                                                       OCIO::COLORSPACE_ALL, 1));
 }
 
-OCIO_ADD_TEST(Config, inactive_colorspaces)
+OCIO_ADD_TEST(Config, is_inactive)
 {
     // Using Built-in config to test the getInactiveColorSpace method.
-    const std::string cgConfigName = "cg-config-v1.0.0_aces-v1.3_ocio-v2.1";
+    const std::string cgConfigName = "studio-config-v1.0.0_aces-v1.3_ocio-v2.1";
     OCIO::ConstConfigRcPtr config;
 
     OCIO_CHECK_NO_THROW(
         config = OCIO::Config::CreateFromBuiltinConfig(cgConfigName.c_str())
     );
     OCIO_REQUIRE_ASSERT(config);
-
     OCIO_CHECK_NO_THROW(config->validate());
 
     {
diff --git a/tests/python/ConfigTest.py b/tests/python/ConfigTest.py
index f88eb736be..c95e0809aa 100644
--- a/tests/python/ConfigTest.py
+++ b/tests/python/ConfigTest.py
@@ -1217,7 +1217,7 @@ def test_resolve_config(self):
         )
 
     def test_inactive_colorspaces(self):
-      config = OCIO.Config.CreateFromBuiltinConfig("cg-config-v1.0.0_aces-v1.3_ocio-v2.1")
+      config = OCIO.Config.CreateFromBuiltinConfig("studio-config-v1.0.0_aces-v1.3_ocio-v2.1")
       config.validate()
 
       # Test various combinations of input.
@@ -1234,7 +1234,7 @@ def test_inactive_colorspaces(self):
       self.assertTrue(config.isInactiveColorSpace("Rec.1886 Rec.2020 - Display"))
 
     def test_roles(self):
-      config = OCIO.Config.CreateFromBuiltinConfig("cg-config-v1.0.0_aces-v1.3_ocio-v2.1")
+      config = OCIO.Config.CreateFromBuiltinConfig("studio-config-v1.0.0_aces-v1.3_ocio-v2.1")
       config.validate()
 
       # *****************************
diff --git a/tests/python/UnitTestUtils.py b/tests/python/UnitTestUtils.py
index 1b83c1cb92..dd41586547 100644
--- a/tests/python/UnitTestUtils.py
+++ b/tests/python/UnitTestUtils.py
@@ -180,6 +180,11 @@ def __exit__(self, exc_type, exc_val, exc_tb):
   - !<ColorSpace>
     name: c3
     categories: [sample]
+
+  - !<ColorSpace>
+    name: c4
+    encoding: log
+    categories: [sample]
 """
 
 SAMPLE_CONFIG = """ocio_profile_version: 2