diff --git a/.changeset/seven-ladybugs-attend.md b/.changeset/seven-ladybugs-attend.md
new file mode 100644
index 00000000000..58ed51a5153
--- /dev/null
+++ b/.changeset/seven-ladybugs-attend.md
@@ -0,0 +1,5 @@
+---
+'@atproto/api': patch
+---
+
+Add missing `getPreferences` union return types
diff --git a/lexicons/app/bsky/actor/defs.json b/lexicons/app/bsky/actor/defs.json
index a260fc4ef5f..4764c7c14ae 100644
--- a/lexicons/app/bsky/actor/defs.json
+++ b/lexicons/app/bsky/actor/defs.json
@@ -105,7 +105,9 @@
           "#personalDetailsPref",
           "#feedViewPref",
           "#threadViewPref",
-          "#interestsPref"
+          "#interestsPref",
+          "#mutedWordsPref",
+          "#hiddenPostsPref"
         ]
       }
     },
diff --git a/packages/api/src/client/lexicons.ts b/packages/api/src/client/lexicons.ts
index 77bedd176bb..d546b70b987 100644
--- a/packages/api/src/client/lexicons.ts
+++ b/packages/api/src/client/lexicons.ts
@@ -5102,6 +5102,8 @@ export const schemaDict = {
             'lex:app.bsky.actor.defs#feedViewPref',
             'lex:app.bsky.actor.defs#threadViewPref',
             'lex:app.bsky.actor.defs#interestsPref',
+            'lex:app.bsky.actor.defs#mutedWordsPref',
+            'lex:app.bsky.actor.defs#hiddenPostsPref',
           ],
         },
       },
diff --git a/packages/api/src/client/types/app/bsky/actor/defs.ts b/packages/api/src/client/types/app/bsky/actor/defs.ts
index 535cfe9094f..630f2454056 100644
--- a/packages/api/src/client/types/app/bsky/actor/defs.ts
+++ b/packages/api/src/client/types/app/bsky/actor/defs.ts
@@ -114,6 +114,8 @@ export type Preferences = (
   | FeedViewPref
   | ThreadViewPref
   | InterestsPref
+  | MutedWordsPref
+  | HiddenPostsPref
   | { $type: string; [k: string]: unknown }
 )[]
 
diff --git a/packages/bsky/src/lexicon/lexicons.ts b/packages/bsky/src/lexicon/lexicons.ts
index 77bedd176bb..d546b70b987 100644
--- a/packages/bsky/src/lexicon/lexicons.ts
+++ b/packages/bsky/src/lexicon/lexicons.ts
@@ -5102,6 +5102,8 @@ export const schemaDict = {
             'lex:app.bsky.actor.defs#feedViewPref',
             'lex:app.bsky.actor.defs#threadViewPref',
             'lex:app.bsky.actor.defs#interestsPref',
+            'lex:app.bsky.actor.defs#mutedWordsPref',
+            'lex:app.bsky.actor.defs#hiddenPostsPref',
           ],
         },
       },
diff --git a/packages/bsky/src/lexicon/types/app/bsky/actor/defs.ts b/packages/bsky/src/lexicon/types/app/bsky/actor/defs.ts
index 50afff62a0f..6836fa7e516 100644
--- a/packages/bsky/src/lexicon/types/app/bsky/actor/defs.ts
+++ b/packages/bsky/src/lexicon/types/app/bsky/actor/defs.ts
@@ -114,6 +114,8 @@ export type Preferences = (
   | FeedViewPref
   | ThreadViewPref
   | InterestsPref
+  | MutedWordsPref
+  | HiddenPostsPref
   | { $type: string; [k: string]: unknown }
 )[]
 
diff --git a/packages/ozone/src/lexicon/lexicons.ts b/packages/ozone/src/lexicon/lexicons.ts
index 77bedd176bb..d546b70b987 100644
--- a/packages/ozone/src/lexicon/lexicons.ts
+++ b/packages/ozone/src/lexicon/lexicons.ts
@@ -5102,6 +5102,8 @@ export const schemaDict = {
             'lex:app.bsky.actor.defs#feedViewPref',
             'lex:app.bsky.actor.defs#threadViewPref',
             'lex:app.bsky.actor.defs#interestsPref',
+            'lex:app.bsky.actor.defs#mutedWordsPref',
+            'lex:app.bsky.actor.defs#hiddenPostsPref',
           ],
         },
       },
diff --git a/packages/ozone/src/lexicon/types/app/bsky/actor/defs.ts b/packages/ozone/src/lexicon/types/app/bsky/actor/defs.ts
index 50afff62a0f..6836fa7e516 100644
--- a/packages/ozone/src/lexicon/types/app/bsky/actor/defs.ts
+++ b/packages/ozone/src/lexicon/types/app/bsky/actor/defs.ts
@@ -114,6 +114,8 @@ export type Preferences = (
   | FeedViewPref
   | ThreadViewPref
   | InterestsPref
+  | MutedWordsPref
+  | HiddenPostsPref
   | { $type: string; [k: string]: unknown }
 )[]
 
diff --git a/packages/pds/src/lexicon/lexicons.ts b/packages/pds/src/lexicon/lexicons.ts
index 77bedd176bb..d546b70b987 100644
--- a/packages/pds/src/lexicon/lexicons.ts
+++ b/packages/pds/src/lexicon/lexicons.ts
@@ -5102,6 +5102,8 @@ export const schemaDict = {
             'lex:app.bsky.actor.defs#feedViewPref',
             'lex:app.bsky.actor.defs#threadViewPref',
             'lex:app.bsky.actor.defs#interestsPref',
+            'lex:app.bsky.actor.defs#mutedWordsPref',
+            'lex:app.bsky.actor.defs#hiddenPostsPref',
           ],
         },
       },
diff --git a/packages/pds/src/lexicon/types/app/bsky/actor/defs.ts b/packages/pds/src/lexicon/types/app/bsky/actor/defs.ts
index 50afff62a0f..6836fa7e516 100644
--- a/packages/pds/src/lexicon/types/app/bsky/actor/defs.ts
+++ b/packages/pds/src/lexicon/types/app/bsky/actor/defs.ts
@@ -114,6 +114,8 @@ export type Preferences = (
   | FeedViewPref
   | ThreadViewPref
   | InterestsPref
+  | MutedWordsPref
+  | HiddenPostsPref
   | { $type: string; [k: string]: unknown }
 )[]