diff --git a/data/strings/en.ini b/data/strings/en.ini
index a840963d0..ad380ddd3 100644
--- a/data/strings/en.ini
+++ b/data/strings/en.ini
@@ -90,16 +90,20 @@ END
 file_format_doesnt_support_error = <<<END
 Error
 <<File format ".{0}" doesn't support:
+<<
 {1}
+<<
 <<You must select other format.
-<<Use ".ase" to keep all the sprite information.
+<<Use ".aseprite" to keep all the sprite information.
 ||&OK
 END
 file_format_doesnt_support_warning = <<<END
 Warning
 <<File format ".{0}" doesn't support:
+<<
 {1}
-<<You can use ".ase" format to keep all this information.
+<<
+<<You can use ".aseprite" format to keep all this information.
 <<Do you want continue with ".{0}" anyway?
 ||&Yes||&No
 END