diff --git a/runtime/doc/ft_rust.txt b/runtime/doc/ft_rust.txt
index 7426caad60..dd934e1886 100644
--- a/runtime/doc/ft_rust.txt
+++ b/runtime/doc/ft_rust.txt
@@ -169,10 +169,10 @@ g:rustfmt_detect_version~
 <
                                                        *g:rustfmt_find_toml*
 g:rustfmt_find_toml~
-    When set to 1, will try to find `rustfmt.toml` file by searching from
-    current path upwards.  Disabled by default for performance reasons
+	When set to 1, will try to find `rustfmt.toml` file by searching from
+	current path upwards.  Disabled by default for performance reasons
 >
-        let g:rustfmt_find_toml = 1
+	    let g:rustfmt_find_toml = 1
 <
                                                           *g:rust_playpen_url*
 g:rust_playpen_url~