diff --git a/proto/anki/sync.proto b/proto/anki/sync.proto
index 4bd2bcd17..4658ef480 100644
--- a/proto/anki/sync.proto
+++ b/proto/anki/sync.proto
@@ -11,14 +11,15 @@ import "anki/generic.proto";
 
 service SyncService {
   rpc SyncMedia(SyncAuth) returns (generic.Empty);
-  rpc AbortSync(generic.Empty) returns (generic.Empty);
   rpc AbortMediaSync(generic.Empty) returns (generic.Empty);
-  rpc BeforeUpload(generic.Empty) returns (generic.Empty);
+
   rpc SyncLogin(SyncLoginRequest) returns (SyncAuth);
   rpc SyncStatus(SyncAuth) returns (SyncStatusResponse);
   rpc SyncCollection(SyncAuth) returns (SyncCollectionResponse);
   rpc FullUpload(SyncAuth) returns (generic.Empty);
   rpc FullDownload(SyncAuth) returns (generic.Empty);
+  rpc AbortSync(generic.Empty) returns (generic.Empty);
+
   rpc SyncServerMethod(SyncServerMethodRequest) returns (generic.Json);
 }
 
diff --git a/rslib/src/backend/sync/mod.rs b/rslib/src/backend/sync/mod.rs
index 8ed523846..a367dfa04 100644
--- a/rslib/src/backend/sync/mod.rs
+++ b/rslib/src/backend/sync/mod.rs
@@ -99,10 +99,6 @@ impl SyncService for Backend {
         Ok(().into())
     }
 
-    fn before_upload(&self, _input: pb::generic::Empty) -> Result<pb::generic::Empty> {
-        self.with_col(|col| col.before_upload().map(Into::into))
-    }
-
     fn sync_login(&self, input: pb::sync::SyncLoginRequest) -> Result<pb::sync::SyncAuth> {
         self.sync_login_inner(input)
     }