diff --git a/waku/filter/v2beta1/filter.proto b/waku/filter/v2beta1/filter.proto
new file mode 100644
index 0000000..ca9749c
--- /dev/null
+++ b/waku/filter/v2beta1/filter.proto
@@ -0,0 +1,27 @@
+syntax = "proto3";
+
+// 12/WAKU2-FILTER rfc: https://rfc.vac.dev/spec/12/
+// Protocol identifier: /vac/waku/filter/2.0.0-beta1
+package waku.filter.v2beta1;
+
+import "waku/message/v1/message.proto";
+
+message FilterRequest {
+  message ContentFilter {
+    string content_topic = 1;
+  }
+
+  bool subscribe = 1;
+  string topic = 2;
+  repeated ContentFilter content_filters = 3;
+}
+
+message MessagePush {
+  repeated waku.message.v1.WakuMessage messages = 1;
+}
+
+message FilterRpc {
+  string request_id = 1;
+  optional FilterRequest request = 2;
+  optional MessagePush push = 3;
+}
diff --git a/waku/store/v2beta4/store.proto b/waku/store/v2beta4/store.proto
index 1bb6ef0..c208262 100644
--- a/waku/store/v2beta4/store.proto
+++ b/waku/store/v2beta4/store.proto
@@ -1,11 +1,11 @@
 syntax = "proto3";
 
-import "waku/message/v1/message.proto";
-
 // 13/WAKU2-STORE rfc: https://rfc.vac.dev/spec/13/
 // Protocol identifier: /vac/waku/store/2.0.0-beta4
 package waku.store.v2beta4;
 
+import "waku/message/v1/message.proto";
+
 message Index {
   bytes digest = 1;
   sint64 receiver_time = 2;