diff --git a/qt/aqt/mediasrv.py b/qt/aqt/mediasrv.py
index e48ba9661..f91506a71 100644
--- a/qt/aqt/mediasrv.py
+++ b/qt/aqt/mediasrv.py
@@ -256,12 +256,12 @@ def graph_data() -> bytes:
     return aqt.mw.col.backend.graphs(search=args["search"], days=args["days"])
 
 
-def graph_preferences() -> bytes:
-    return aqt.mw.col.backend.graphs_preferences()
+def graph_preferences() -> pb.GraphsPreferences:
+    return aqt.mw.col.backend.get_graphs_preferences()
 
 
 def set_graph_preferences() -> None:
-    input = pb.GraphsPreferencesOut()
+    input = pb.GraphsPreferences()
     input.ParseFromString(request.data)
     aqt.mw.col.backend.set_graphs_preferences(input=input)
 
diff --git a/rslib/backend.proto b/rslib/backend.proto
index 2af60ab6e..3f2e74f14 100644
--- a/rslib/backend.proto
+++ b/rslib/backend.proto
@@ -116,8 +116,8 @@ service BackendService {
 
   rpc CardStats(CardID) returns (String);
   rpc Graphs(GraphsIn) returns (GraphsOut);
-  rpc GraphsPreferences(Empty) returns (GraphsPreferencesOut);
-  rpc SetGraphsPreferences(GraphsPreferencesOut) returns (Empty);
+  rpc GetGraphsPreferences(Empty) returns (GraphsPreferences);
+  rpc SetGraphsPreferences(GraphsPreferences) returns (Empty);
 
   // media
 
@@ -1094,7 +1094,7 @@ message GraphsOut {
   int32 local_offset_secs = 7;
 }
 
-message GraphsPreferencesOut {
+message GraphsPreferences {
   enum Weekday {
     SUNDAY = 0;
     MONDAY = 1;
diff --git a/rslib/src/backend/mod.rs b/rslib/src/backend/mod.rs
index 3444f8358..d502f9f8b 100644
--- a/rslib/src/backend/mod.rs
+++ b/rslib/src/backend/mod.rs
@@ -676,11 +676,11 @@ impl BackendService for Backend {
         self.with_col(|col| col.graph_data_for_search(&input.search, input.days))
     }
 
-    fn graphs_preferences(&self, _input: pb::Empty) -> BackendResult<pb::GraphsPreferencesOut> {
-        self.with_col(|col| col.graphs_preferences())
+    fn get_graphs_preferences(&self, _input: pb::Empty) -> BackendResult<pb::GraphsPreferences> {
+        self.with_col(|col| col.get_graphs_preferences())
     }
 
-    fn set_graphs_preferences(&self, input: pb::GraphsPreferencesOut) -> BackendResult<Empty> {
+    fn set_graphs_preferences(&self, input: pb::GraphsPreferences) -> BackendResult<Empty> {
         self.with_col(|col| col.set_graphs_preferences(input))
             .map(Into::into)
     }
diff --git a/rslib/src/stats/graphs.rs b/rslib/src/stats/graphs.rs
index ed4a73eda..bf4c6d62b 100644
--- a/rslib/src/stats/graphs.rs
+++ b/rslib/src/stats/graphs.rs
@@ -47,14 +47,14 @@ impl Collection {
         })
     }
 
-    pub(crate) fn graphs_preferences(&self) -> Result<pb::GraphsPreferencesOut> {
-        Ok(pb::GraphsPreferencesOut {
+    pub(crate) fn get_graphs_preferences(&self) -> Result<pb::GraphsPreferences> {
+        Ok(pb::GraphsPreferences {
             calendar_first_day_of_week: self.get_first_day_of_week() as i32,
             card_counts_separate_inactive: self.get_card_counts_separate_inactive(),
         })
     }
 
-    pub(crate) fn set_graphs_preferences(&self, prefs: pb::GraphsPreferencesOut) -> Result<()> {
+    pub(crate) fn set_graphs_preferences(&self, prefs: pb::GraphsPreferences) -> Result<()> {
         self.set_first_day_of_week(match prefs.calendar_first_day_of_week {
             1 => Weekday::Monday,
             5 => Weekday::Friday,
diff --git a/ts/graphs/calendar.ts b/ts/graphs/calendar.ts
index 3d6553480..5f080fdab 100644
--- a/ts/graphs/calendar.ts
+++ b/ts/graphs/calendar.ts
@@ -41,8 +41,8 @@ interface DayDatum {
     date: Date;
 }
 
-type WeekdayType = pb.BackendProto.GraphsPreferencesOut.Weekday;
-const Weekday = pb.BackendProto.GraphsPreferencesOut.Weekday; /* enum */
+type WeekdayType = pb.BackendProto.GraphsPreferences.Weekday;
+const Weekday = pb.BackendProto.GraphsPreferences.Weekday; /* enum */
 
 export function gatherData(
     data: pb.BackendProto.GraphsOut,
diff --git a/ts/graphs/graph-helpers.ts b/ts/graphs/graph-helpers.ts
index 8047e45f0..5e9fd1e8a 100644
--- a/ts/graphs/graph-helpers.ts
+++ b/ts/graphs/graph-helpers.ts
@@ -20,8 +20,8 @@ export async function getGraphData(
     );
 }
 
-export async function getGraphPreferences(): Promise<pb.BackendProto.GraphsPreferencesOut> {
-    return pb.BackendProto.GraphsPreferencesOut.decode(
+export async function getGraphPreferences(): Promise<pb.BackendProto.GraphsPreferences> {
+    return pb.BackendProto.GraphsPreferences.decode(
         await postRequest("/_anki/graphPreferences", JSON.stringify({}))
     );
 }
@@ -30,7 +30,7 @@ export async function setGraphPreferences(prefs: PreferencePayload): Promise<voi
     return (async (): Promise<void> => {
         await postRequest(
             "/_anki/setGraphPreferences",
-            pb.BackendProto.GraphsPreferencesOut.encode(prefs).finish()
+            pb.BackendProto.GraphsPreferences.encode(prefs).finish()
         );
     })();
 }
diff --git a/ts/graphs/preferences.ts b/ts/graphs/preferences.ts
index 9a235b2b8..affa77c99 100644
--- a/ts/graphs/preferences.ts
+++ b/ts/graphs/preferences.ts
@@ -8,16 +8,16 @@ export interface CustomStore<T> extends Writable<T> {
 }
 
 export type PreferenceStore = {
-    [K in keyof Omit<pb.BackendProto.GraphsPreferencesOut, "toJSON">]: CustomStore<
-        pb.BackendProto.GraphsPreferencesOut[K]
+    [K in keyof Omit<pb.BackendProto.GraphsPreferences, "toJSON">]: CustomStore<
+        pb.BackendProto.GraphsPreferences[K]
     >;
 };
 
 export type PreferencePayload = {
     [K in keyof Omit<
-        pb.BackendProto.GraphsPreferencesOut,
+        pb.BackendProto.GraphsPreferences,
         "toJSON"
-    >]: pb.BackendProto.GraphsPreferencesOut[K];
+    >]: pb.BackendProto.GraphsPreferences[K];
 };
 
 function createPreference<T>(
@@ -40,7 +40,7 @@ function createPreference<T>(
 }
 
 function preparePreferences(
-    graphsPreferences: pb.BackendProto.GraphsPreferencesOut
+    graphsPreferences: pb.BackendProto.GraphsPreferences
 ): PreferenceStore {
     const preferences: Partial<PreferenceStore> = {};