diff --git a/RELEASE-NOTES-1.43 b/RELEASE-NOTES-1.43
index f86f88470d4..68f694dac35 100644
--- a/RELEASE-NOTES-1.43
+++ b/RELEASE-NOTES-1.43
@@ -56,6 +56,7 @@ For notes on 1.42.x and older releases, see HISTORY.
   default. This means ResourceLoader writes information to the MainStash
   instead of a core database table, which can be set to a separate database
   via wgMainStash. If you find issues, please drop a comment on T343492.
+  It is now deprecated and will be removed in MediaWiki 1.44.
 * …
 
 ==== Removed configuration ====
diff --git a/docs/config-schema.yaml b/docs/config-schema.yaml
index b1979135c71..0d33ca6fe15 100644
--- a/docs/config-schema.yaml
+++ b/docs/config-schema.yaml
@@ -3708,7 +3708,7 @@ config-schema:
         default: true
         description: |-
             Use the main stash instead of the module_deps table for indirect dependency tracking
-            @unstable EXPERIMENTAL
+            @deprecated since 1.43; This will be removed in 1.44
             @since 1.35
     ResourceLoaderDebug:
         default: false
diff --git a/includes/MainConfigSchema.php b/includes/MainConfigSchema.php
index ce2592919ab..2013cfb554d 100644
--- a/includes/MainConfigSchema.php
+++ b/includes/MainConfigSchema.php
@@ -5888,7 +5888,7 @@ class MainConfigSchema {
 	/**
 	 * Use the main stash instead of the module_deps table for indirect dependency tracking
 	 *
-	 * @unstable EXPERIMENTAL
+	 * @deprecated since 1.43; This will be removed in 1.44
 	 * @since 1.35
 	 */
 	public const ResourceLoaderUseObjectCacheForDeps = [