diff --git a/libs/protocol/CMakeLists.txt b/libs/protocol/CMakeLists.txt
index fe162a07a..bec89b127 100644
--- a/libs/protocol/CMakeLists.txt
+++ b/libs/protocol/CMakeLists.txt
@@ -1,4 +1,7 @@
 # Top-level wrapper for the protobuf library
+
+add_subdirectory(pb)
+
 add_library(cockatrice_protocol_wrapper STATIC
     # Optionally, you can add a dummy source if needed
 )
@@ -10,5 +13,5 @@ target_link_libraries(cockatrice_protocol_wrapper
 
 # Expose the pb/ folder so consumers can do #include "pb/header.pb.h"
 target_include_directories(cockatrice_protocol_wrapper
-    PUBLIC ${CMAKE_BINARY_DIR}   # points to the generated headers
+    PUBLIC ${CMAKE_BINARY_DIR}  # points to the generated headers
 )