diff --git a/proto/backend.proto b/proto/backend.proto
index b8962c6cf..af553171d 100644
--- a/proto/backend.proto
+++ b/proto/backend.proto
@@ -2,7 +2,7 @@ syntax = "proto3";
 
 import "fluent.proto";
 
-package backend_proto;
+package BackendProto;
 
 // Generic containers
 ///////////////////////////////////////////////////////////
diff --git a/pylib/tools/genbackend.py b/pylib/tools/genbackend.py
index a143d7ed0..ce419f1ee 100755
--- a/pylib/tools/genbackend.py
+++ b/pylib/tools/genbackend.py
@@ -62,9 +62,9 @@ def python_type_inner(field):
 
 def fullname(fullname):
     if "FluentString" in fullname:
-        return fullname.replace("backend_proto", "anki.fluent_pb2")
+        return fullname.replace("BackendProto", "anki.fluent_pb2")
     else:
-        return fullname.replace("backend_proto", "pb")
+        return fullname.replace("BackendProto", "pb")
 
 
 # get_deck_i_d -> get_deck_id etc
diff --git a/rslib/build.rs b/rslib/build.rs
index 7501b3be9..41e768a09 100644
--- a/rslib/build.rs
+++ b/rslib/build.rs
@@ -26,7 +26,7 @@ fn proto_enum(idents: &[String]) -> String {
         r#"// This file is automatically generated as part of the build process.
 
 syntax = "proto3";
-package backend_proto;
+package BackendProto;
 enum FluentString {
 "#,
     );