diff --git a/source/blender/io/wavefront_obj/CMakeLists.txt b/source/blender/io/wavefront_obj/CMakeLists.txt
index 42ae3ae5fbd..beebfdbca29 100644
--- a/source/blender/io/wavefront_obj/CMakeLists.txt
+++ b/source/blender/io/wavefront_obj/CMakeLists.txt
@@ -33,6 +33,7 @@ set(INC
   ../../ikplugin
   ../../../../intern/iksolver/extern
   ../../bmesh
+  k:/BlenderGit/lib/win64_vc15/OpenImageIO/include/OpenImageIO/fmt
 )
 
 set(INC_SYS
diff --git a/source/blender/io/wavefront_obj/intern/wavefront_obj_file_handler.cc b/source/blender/io/wavefront_obj/intern/wavefront_obj_file_handler.cc
index 359c4df0c4c..e6d31ff642a 100644
--- a/source/blender/io/wavefront_obj/intern/wavefront_obj_file_handler.cc
+++ b/source/blender/io/wavefront_obj/intern/wavefront_obj_file_handler.cc
@@ -28,7 +28,10 @@
 
 #include "wavefront_obj.hh"
 #include "wavefront_obj_file_handler.hh"
-
+#define FMT_HEADER_ONLY
+#include "format.h"
+#include "printf.h"
+#define fprintf fmt::fprintf
 namespace io {
 namespace obj {
 
@@ -117,32 +120,28 @@ void write_obj_data_fprintf(const char *filepath, OBJ_data_to_export *data_to_ex
     printf("Error in creating the file\n");
     return;
   }
+  setvbuf(outfile, NULL, _IOFBF, 1024*1024*32);
 
   fprintf(outfile, "# Blender 2.90\n");
   fprintf(outfile, "o %s\n", data_to_export->ob_eval->id.name + 2);
 
   for (uint i = 0; i < data_to_export->tot_vertices; i++) {
     MVert *vertex = &data_to_export->mvert[i];
-    fprintf(outfile, "v ");
-    fprintf(outfile, "%f ", vertex->co[0]);
-    fprintf(outfile, "%f ", vertex->co[1]);
-    fprintf(outfile, "%f\n", vertex->co[2]);
+    fprintf(outfile, "v %.8f %.8f %.8f\n", vertex->co[0], vertex->co[1], vertex->co[2]);
   }
 
   for (uint i = 0; i < data_to_export->tot_uv_vertices; i++) {
     std::array<float, 2> &uv_vertex = data_to_export->uv_coords[i];
-    fprintf(outfile, "vt ");
-    fprintf(outfile, "%f ", uv_vertex[0]);
-    fprintf(outfile, "%f\n", uv_vertex[1]);
+    fprintf(outfile, "vt %.8f %.8f\n", uv_vertex[0], uv_vertex[1]);
   }
 
   for (uint i = 0; i < data_to_export->tot_poly; i++) {
     MVert *vertex_list = data_to_export->mvert;
     const Polygon &polygon = data_to_export->polygon_list[i];
-    fprintf(outfile, "vn ");
-    fprintf(outfile, "%hd ", face_normal_axis_component(polygon, AXIS_X, vertex_list));
-    fprintf(outfile, "%hd ", face_normal_axis_component(polygon, AXIS_Y, vertex_list));
-    fprintf(outfile, "%hd\n", face_normal_axis_component(polygon, AXIS_Z, vertex_list));
+    fprintf(outfile, "vn %hd %hd %hd\n",
+    face_normal_axis_component(polygon, AXIS_X, vertex_list),
+    face_normal_axis_component(polygon, AXIS_Y, vertex_list),
+    face_normal_axis_component(polygon, AXIS_Z, vertex_list));
   }
 
   for (uint i = 0; i < data_to_export->tot_poly; i++) {