diff --git a/release/scripts/startup/bl_operators/presets.py b/release/scripts/startup/bl_operators/presets.py
index e01e509b292..cb332c18127 100644
--- a/release/scripts/startup/bl_operators/presets.py
+++ b/release/scripts/startup/bl_operators/presets.py
@@ -135,7 +135,7 @@ class AddPresetBase:
 
                             file_preset.write("%s = %r\n" % (rna_path_step, value))
 
-                    file_preset = open(filepath, 'w')
+                    file_preset = open(filepath, 'w', encoding="utf-8")
                     file_preset.write("import bpy\n")
 
                     if hasattr(self, "preset_defines"):