diff --git a/yazi-plugin/preset/plugins/mime.lua b/yazi-plugin/preset/plugins/mime.lua
index bfebcd34..2dcc9efd 100644
--- a/yazi-plugin/preset/plugins/mime.lua
+++ b/yazi-plugin/preset/plugins/mime.lua
@@ -1,5 +1,12 @@
 local M = {}
 
+local function match_mimetype(s)
+	local type, subtype = s:match("([-a-z]+/)([+-.a-zA-Z0-9]+)%s*$")
+	if string.find("application/audio/biosig/chemical/font/image/inode/message/model/rinex/text/vector/video/x-epoc/", type, 1, true) then
+		return type .. subtype
+	end
+end
+
 function M:preload()
 	local urls = {}
 	for _, file in ipairs(self.files) do
@@ -14,7 +21,7 @@ function M:preload()
 
 	local mimes, last = {}, ya.time()
 	local flush = function(force)
-		if not force and ya.time() - last < 0.1 then
+		if not force and ya.time() - last < 0.3 then
 			return
 		end
 		if next(mimes) then
@@ -23,9 +30,9 @@ function M:preload()
 		end
 	end
 
-	local i, j = 1, 0
+	local i, j, mime = 1, 0, nil
 	repeat
-		local next, event = child:read_line_with { timeout = 300 }
+		local line, event = child:read_line_with { timeout = 300 }
 		if event == 3 then
 			flush(true)
 			goto continue
@@ -33,9 +40,11 @@ function M:preload()
 			break
 		end
 
-		next = next:gsub("[\r\n]+$", "")
-		if ya.mime_valid(next) then
-			j, mimes[urls[i]] = j + 1, next
+		mime = match_mimetype(line)
+		if mime and string.find(line, mime, 1, true) ~= 1 then
+			goto continue
+		elseif mime then
+			j, mimes[urls[i]] = j + 1, mime
 			flush(false)
 		end
 
diff --git a/yazi-plugin/src/utils/text.rs b/yazi-plugin/src/utils/text.rs
index a914e501..55b49738 100644
--- a/yazi-plugin/src/utils/text.rs
+++ b/yazi-plugin/src/utils/text.rs
@@ -2,7 +2,6 @@ use std::ops::ControlFlow;
 
 use mlua::{Lua, Table};
 use unicode_width::{UnicodeWidthChar, UnicodeWidthStr};
-use yazi_shared::mime_valid;
 
 use super::Utils;
 
@@ -41,11 +40,6 @@ impl Utils {
 			})?,
 		)?;
 
-		ya.set(
-			"mime_valid",
-			lua.create_function(|_, mime: mlua::String| Ok(mime_valid(mime.as_bytes())))?,
-		)?;
-
 		Ok(())
 	}
 }
diff --git a/yazi-shared/src/chars.rs b/yazi-shared/src/chars.rs
index 4478d8ec..83fa989b 100644
--- a/yazi-shared/src/chars.rs
+++ b/yazi-shared/src/chars.rs
@@ -1,3 +1,5 @@
+pub const MIME_DIR: &str = "inode/directory";
+
 #[derive(Clone, Copy, PartialEq, Eq)]
 pub enum CharKind {
 	Space,
diff --git a/yazi-shared/src/lib.rs b/yazi-shared/src/lib.rs
index e655e865..f0d3fa07 100644
--- a/yazi-shared/src/lib.rs
+++ b/yazi-shared/src/lib.rs
@@ -9,7 +9,6 @@ mod errors;
 pub mod event;
 pub mod fs;
 mod layer;
-mod mime;
 mod natsort;
 mod number;
 mod os;
@@ -25,7 +24,6 @@ pub use defer::*;
 pub use env::*;
 pub use errors::*;
 pub use layer::*;
-pub use mime::*;
 pub use natsort::*;
 pub use number::*;
 pub use os::*;
diff --git a/yazi-shared/src/mime.rs b/yazi-shared/src/mime.rs
deleted file mode 100644
index 022c1d3e..00000000
--- a/yazi-shared/src/mime.rs
+++ /dev/null
@@ -1,23 +0,0 @@
-pub const MIME_DIR: &str = "inode/directory";
-
-pub fn mime_valid(b: &[u8]) -> bool {
-	let parts = b.split(|&b| b == b'/').collect::<Vec<_>>();
-	if parts.len() != 2 || parts[1].is_empty() {
-		return false;
-	}
-
-	matches!(
-		parts[0],
-		b"application"
-			| b"audio"
-			| b"example"
-			| b"font"
-			| b"image"
-			| b"inode"
-			| b"message"
-			| b"model"
-			| b"multipart"
-			| b"text"
-			| b"video"
-	)
-}