diff --git a/editor/project_converter_3_to_4.cpp b/editor/project_converter_3_to_4.cpp
index bea865af138f..46d9a02e9403 100644
--- a/editor/project_converter_3_to_4.cpp
+++ b/editor/project_converter_3_to_4.cpp
@@ -68,10 +68,10 @@ class ProjectConverter3To4::RegExContainer {
 	RegEx reg_json_parse = RegEx("([\t ]{0,})([^\n]+)parse_json\\(([^\n]+)");
 	RegEx reg_json_non_new = RegEx("([\t ]{0,})([^\n]+)JSON\\.parse\\(([^\n]+)");
 	RegEx reg_json_print = RegEx("\\bJSON\\b\\.print\\(");
-	RegEx reg_export_simple = RegEx("export\\(([a-zA-Z0-9_]+)\\)[ ]+var[ ]+([a-zA-Z0-9_]+)");
-	RegEx reg_export_typed = RegEx("export\\(([a-zA-Z0-9_]+)\\)[ ]+var[ ]+([a-zA-Z0-9_]+)[ ]*:[ ]*[a-zA-Z0-9_]+");
-	RegEx reg_export_inferred_type = RegEx("export\\([a-zA-Z0-9_]+\\)[ ]+var[ ]+([a-zA-Z0-9_]+)[ ]*:[ ]*=");
-	RegEx reg_export_advanced = RegEx("export\\(([^)^\n]+)\\)[ ]+var[ ]+([a-zA-Z0-9_]+)([^\n]+)");
+	RegEx reg_export_simple = RegEx("export[ ]*\\(([a-zA-Z0-9_]+)\\)[ ]*var[ ]+([a-zA-Z0-9_]+)");
+	RegEx reg_export_typed = RegEx("export[ ]*\\(([a-zA-Z0-9_]+)\\)[ ]*var[ ]+([a-zA-Z0-9_]+)[ ]*:[ ]*[a-zA-Z0-9_]+");
+	RegEx reg_export_inferred_type = RegEx("export[ ]*\\([a-zA-Z0-9_]+\\)[ ]*var[ ]+([a-zA-Z0-9_]+)[ ]*:[ ]*=");
+	RegEx reg_export_advanced = RegEx("export[ ]*\\(([^)^\n]+)\\)[ ]*var[ ]+([a-zA-Z0-9_]+)([^\n]+)");
 	RegEx reg_setget_setget = RegEx("var[ ]+([a-zA-Z0-9_]+)([^\n]+?)[ \t]*setget[ \t]+([a-zA-Z0-9_]+)[ \t]*,[ \t]*([a-zA-Z0-9_]+)");
 	RegEx reg_setget_set = RegEx("var[ ]+([a-zA-Z0-9_]+)([^\n]+?)[ \t]*setget[ \t]+([a-zA-Z0-9_]+)[ \t]*[,]*[^\n]*$");
 	RegEx reg_setget_get = RegEx("var[ ]+([a-zA-Z0-9_]+)([^\n]+?)[ \t]*setget[ \t]+,[ \t]*([a-zA-Z0-9_]+)[ \t]*$");
@@ -931,6 +931,7 @@ bool ProjectConverter3To4::test_conversion(RegExContainer &reg_container) {
 	valid = valid && test_conversion_gdscript_builtin(" Transform.xform_inv(Vector3(a,b,c) + Vector3.UP) ", " (Vector3(a,b,c) + Vector3.UP) * Transform ", &ProjectConverter3To4::rename_gdscript_functions, "custom rename", reg_container, false);
 
 	valid = valid && test_conversion_gdscript_builtin("export(float) var lifetime = 3.0", "export var lifetime: float = 3.0", &ProjectConverter3To4::rename_gdscript_functions, "custom rename", reg_container, false);
+	valid = valid && test_conversion_gdscript_builtin("export (int)var spaces=1", "export var spaces: int=1", &ProjectConverter3To4::rename_gdscript_functions, "custom rename", reg_container, false);
 	valid = valid && test_conversion_gdscript_builtin("export(String, 'AnonymousPro', 'CourierPrime') var _font_name = 'AnonymousPro'", "export var _font_name = 'AnonymousPro' # (String, 'AnonymousPro', 'CourierPrime')", &ProjectConverter3To4::rename_gdscript_functions, "custom rename", reg_container, false); // TODO, this is only a workaround
 	valid = valid && test_conversion_gdscript_builtin("export(PackedScene) var mob_scene", "export var mob_scene: PackedScene", &ProjectConverter3To4::rename_gdscript_functions, "custom rename", reg_container, false);
 	valid = valid && test_conversion_gdscript_builtin("export(float) var lifetime: float = 3.0", "export var lifetime: float = 3.0", &ProjectConverter3To4::rename_gdscript_functions, "custom rename", reg_container, false);