diff --git a/pgxn/neon/Makefile b/pgxn/neon/Makefile
index df9a6f0e4b..3d75d3d14e 100644
--- a/pgxn/neon/Makefile
+++ b/pgxn/neon/Makefile
@@ -58,7 +58,8 @@ WALPROP_OBJS = \
 
 # libcommunicator.a is built by cargo from the Rust sources under communicator/
 # subdirectory. `cargo build` also generates communicator_bindings.h.
-neon.o: communicator/communicator_bindings.h
+communicator_process.o: communicator/communicator_bindings.h
+file_cache.o: communicator/communicator_bindings.h
 
 $(NEON_CARGO_ARTIFACT_TARGET_DIR)/libcommunicator.a communicator/communicator_bindings.h &:
 	(cd $(srcdir)/communicator && cargo build $(CARGO_BUILD_FLAGS) $(CARGO_PROFILE))
diff --git a/pgxn/neon/neon.c b/pgxn/neon/neon.c
index d8ea20331d..bb13d1637b 100644
--- a/pgxn/neon/neon.c
+++ b/pgxn/neon/neon.c
@@ -44,9 +44,6 @@
 #include "storage/ipc.h"
 #endif
 
-/* the rust bindings, generated by cbindgen */
-#include "communicator/communicator_bindings.h"
-
 PG_MODULE_MAGIC;
 void		_PG_init(void);