diff --git a/ctx.info.yml b/ctx.info.yml
index 6630a64..a10641d 100644
--- a/ctx.info.yml
+++ b/ctx.info.yml
@@ -2,7 +2,7 @@ name: CTX
 type: module
 description: Provides Drush commands that expose site context for AI agents.
 package: Development
-core_version_requirement: ^11.3
+core_version_requirement: ^11.3 || ^12
 dependencies:
   - drupal:file
   - mcp_core:mcp_core
diff --git a/tests/modules/ctx_plugin_registry_test/ctx_plugin_registry_test.info.yml b/tests/modules/ctx_plugin_registry_test/ctx_plugin_registry_test.info.yml
index 757a94b..78d1e0d 100644
--- a/tests/modules/ctx_plugin_registry_test/ctx_plugin_registry_test.info.yml
+++ b/tests/modules/ctx_plugin_registry_test/ctx_plugin_registry_test.info.yml
@@ -2,6 +2,6 @@ name: CTX plugin registry test
 type: module
 description: Fixture that exercises CTX plugin registry discovery and alter.
 package: Testing
-core_version_requirement: ^11.3
+core_version_requirement: ^11.3 || ^12
 dependencies:
   - drupal:system
diff --git a/tests/modules/ctx_requirements_test/ctx_requirements_test.info.yml b/tests/modules/ctx_requirements_test/ctx_requirements_test.info.yml
index 913cdcf..0b999b3 100644
--- a/tests/modules/ctx_requirements_test/ctx_requirements_test.info.yml
+++ b/tests/modules/ctx_requirements_test/ctx_requirements_test.info.yml
@@ -2,6 +2,6 @@ name: CTX requirements test
 type: module
 description: Fixture providing deterministic runtime requirements for tests.
 package: Testing
-core_version_requirement: ^11.3
+core_version_requirement: ^11.3 || ^12
 dependencies:
   - drupal:system
diff --git a/tests/modules/ctx_test/ctx_test.info.yml b/tests/modules/ctx_test/ctx_test.info.yml
index 409f545..d94ad7c 100644
--- a/tests/modules/ctx_test/ctx_test.info.yml
+++ b/tests/modules/ctx_test/ctx_test.info.yml
@@ -2,6 +2,6 @@ name: CTX test
 type: module
 description: Support module for testing the CTX module.
 package: Testing
-core_version_requirement: ^11.3
+core_version_requirement: ^11.3 || ^12
 dependencies:
   - drupal:system
diff --git a/tests/modules/ctx_test_updates/ctx_test_updates.info.yml b/tests/modules/ctx_test_updates/ctx_test_updates.info.yml
index a8d449d..e82bbdc 100644
--- a/tests/modules/ctx_test_updates/ctx_test_updates.info.yml
+++ b/tests/modules/ctx_test_updates/ctx_test_updates.info.yml
@@ -2,6 +2,6 @@ name: CTX test updates
 type: module
 description: Support module providing hook_update_N and hook_post_update_NAME implementations for UpdateApplyTool tests.
 package: Testing
-core_version_requirement: ^11.3
+core_version_requirement: ^11.3 || ^12
 dependencies:
   - drupal:system