diff --git a/src/nvim/CMakeLists.txt b/src/nvim/CMakeLists.txt
index 5524c4d87d..843bff3655 100644
--- a/src/nvim/CMakeLists.txt
+++ b/src/nvim/CMakeLists.txt
@@ -424,7 +424,6 @@ function(get_test_target prefix sfile relative_path_var target_var)
 endfunction()
 
 set(NO_SINGLE_CHECK_HEADERS
-  ex_cmds.h
   ex_getln.h
   file_search.h
   fold.h
diff --git a/src/nvim/ex_cmds.h b/src/nvim/ex_cmds.h
index 65bbd8a99e..792e2f772f 100644
--- a/src/nvim/ex_cmds.h
+++ b/src/nvim/ex_cmds.h
@@ -6,6 +6,8 @@
 #include "nvim/os/time.h"
 #include "nvim/pos.h"
 #include "nvim/eval/typval.h"
+#include "nvim/buffer_defs.h" // for buf_T and win_T
+#include "nvim/ex_cmds_defs.h" // for exarg_T
 
 // flags for do_ecmd()
 #define ECMD_HIDE            0x01    // don't free the current buffer