diff --git a/composer.lock b/composer.lock
index 9cc47d91..e225a7c5 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4356,16 +4356,16 @@
         },
         {
             "name": "drupal/hdbt",
-            "version": "6.16.54",
+            "version": "6.16.55",
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                 "url": "https://github.com/City-of-Helsinki/drupal-hdbt.git",
-                "reference": "3d32237335e1f5c3b471ad8f799546418998c590"
+                "reference": "da7c7ba04beb379562882db4f2d4ae6a60a65500"
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             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/City-of-Helsinki/drupal-hdbt/zipball/3d32237335e1f5c3b471ad8f799546418998c590",
-                "reference": "3d32237335e1f5c3b471ad8f799546418998c590",
+                "url": "https://api.github.com/repos/City-of-Helsinki/drupal-hdbt/zipball/da7c7ba04beb379562882db4f2d4ae6a60a65500",
+                "reference": "da7c7ba04beb379562882db4f2d4ae6a60a65500",
                 "shasum": ""
             },
             "require": {
@@ -4384,10 +4384,10 @@
                 "Drupal"
             ],
             "support": {
-                "source": "https://github.com/City-of-Helsinki/drupal-hdbt/tree/6.16.54",
+                "source": "https://github.com/City-of-Helsinki/drupal-hdbt/tree/6.16.55",
                 "issues": "https://github.com/City-of-Helsinki/drupal-hdbt/issues"
             },
-            "time": "2026-03-23T09:48:43+00:00"
+            "time": "2026-03-23T14:28:27+00:00"
         },
         {
             "name": "drupal/hdbt_admin",
@@ -4474,16 +4474,16 @@
         },
         {
             "name": "drupal/helfi_api_base",
-            "version": "2.8.10",
+            "version": "2.8.11",
             "source": {
                 "type": "git",
                 "url": "https://github.com/City-of-Helsinki/drupal-module-helfi-api-base.git",
-                "reference": "ba32ea64e6ae1a86d6e0a7c823bb7a9d9c959a0e"
+                "reference": "6ea1beca1dd696904e20b443c0139ffc9f130cfc"
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             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/City-of-Helsinki/drupal-module-helfi-api-base/zipball/ba32ea64e6ae1a86d6e0a7c823bb7a9d9c959a0e",
-                "reference": "ba32ea64e6ae1a86d6e0a7c823bb7a9d9c959a0e",
+                "url": "https://api.github.com/repos/City-of-Helsinki/drupal-module-helfi-api-base/zipball/6ea1beca1dd696904e20b443c0139ffc9f130cfc",
+                "reference": "6ea1beca1dd696904e20b443c0139ffc9f130cfc",
                 "shasum": ""
             },
             "require": {
@@ -4525,10 +4525,10 @@
             ],
             "description": "Helfi - API Base",
             "support": {
-                "source": "https://github.com/City-of-Helsinki/drupal-module-helfi-api-base/tree/2.8.10",
+                "source": "https://github.com/City-of-Helsinki/drupal-module-helfi-api-base/tree/2.8.11",
                 "issues": "https://github.com/City-of-Helsinki/drupal-module-helfi-api-base/issues"
             },
-            "time": "2026-03-02T12:00:17+00:00"
+            "time": "2026-03-24T06:55:10+00:00"
         },
         {
             "name": "drupal/helfi_azure_fs",
@@ -4722,16 +4722,16 @@
         },
         {
             "name": "drupal/helfi_platform_config",
-            "version": "5.1.26",
+            "version": "5.1.27",
             "source": {
                 "type": "git",
                 "url": "https://github.com/City-of-Helsinki/drupal-helfi-platform-config.git",
-                "reference": "6e43f8417a78429d0cc76177166d968be2f56b39"
+                "reference": "b4468697b77584a7e1708b863f156e087226a952"
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             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/City-of-Helsinki/drupal-helfi-platform-config/zipball/6e43f8417a78429d0cc76177166d968be2f56b39",
-                "reference": "6e43f8417a78429d0cc76177166d968be2f56b39",
+                "url": "https://api.github.com/repos/City-of-Helsinki/drupal-helfi-platform-config/zipball/b4468697b77584a7e1708b863f156e087226a952",
+                "reference": "b4468697b77584a7e1708b863f156e087226a952",
                 "shasum": ""
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             "require": {
@@ -4846,10 +4846,10 @@
             ],
             "description": "HELfi platform config",
             "support": {
-                "source": "https://github.com/City-of-Helsinki/drupal-helfi-platform-config/tree/5.1.26",
+                "source": "https://github.com/City-of-Helsinki/drupal-helfi-platform-config/tree/5.1.27",
                 "issues": "https://github.com/City-of-Helsinki/drupal-helfi-platform-config/issues"
             },
-            "time": "2026-03-23T14:11:05+00:00"
+            "time": "2026-03-24T07:55:28+00:00"
         },
         {
             "name": "drupal/helfi_proxy",
@@ -5901,6 +5901,10 @@
                 "GPL-2.0-or-later"
             ],
             "authors": [
+                {
+                    "name": "benjifisher",
+                    "homepage": "https://www.drupal.org/user/683300"
+                },
                 {
                     "name": "bojanz",
                     "homepage": "https://www.drupal.org/user/86106"
diff --git a/conf/cmi/helfi_platform_config.clear_site_data.yml b/conf/cmi/helfi_platform_config.clear_site_data.yml
new file mode 100644
index 00000000..6f7c9427
--- /dev/null
+++ b/conf/cmi/helfi_platform_config.clear_site_data.yml
@@ -0,0 +1,5 @@
+_core:
+  default_config_hash: zQC2Os_pPJKHCNS0XBZObooCwT87MT6v5janEJ8_rt4
+enable: false
+expire_after: null
+directives: null