diff --git a/.github/workflows/auto-release-typst.yml b/.github/workflows/auto-release-typst.yml
index 4bc3002..0786c0f 100644
--- a/.github/workflows/auto-release-typst.yml
+++ b/.github/workflows/auto-release-typst.yml
@@ -30,11 +30,8 @@ jobs:
           sudo apt-get remove fonts-noto-color-emoji
           
           curl -OL https://github.com/typst/typst/releases/download/v0.10.0/typst-x86_64-unknown-linux-musl.tar.xz
-          curl -OL https://github.com/megakite/texmath/releases/download/v0.12.8.6-20231213/texmath-arg
           xz -dc typst-x86_64-unknown-linux-musl.tar.xz | tar -x
           sudo mv ./typst-x86_64-unknown-linux-musl/typst /bin/
-          chmod +x texmath-arg
-          sudo mv texmath-arg /bin/
           
           curl -OL https://github.com/lxgw/LxgwWenKai/releases/download/v1.312/lxgw-wenkai-v1.312.tar.gz
           gzip -dc lxgw-wenkai-v1.312.tar.gz | tar -x
diff --git a/.github/workflows/test-build-typst.yml b/.github/workflows/test-build-typst.yml
index 58c624b..a611a14 100644
--- a/.github/workflows/test-build-typst.yml
+++ b/.github/workflows/test-build-typst.yml
@@ -31,11 +31,8 @@ jobs:
           sudo apt-get remove fonts-noto-color-emoji
           
           curl -OL https://github.com/typst/typst/releases/download/v0.10.0/typst-x86_64-unknown-linux-musl.tar.xz
-          curl -OL https://github.com/megakite/texmath/releases/download/v0.12.8.6-20231213/texmath-arg
           xz -dc typst-x86_64-unknown-linux-musl.tar.xz | tar -x
           sudo mv ./typst-x86_64-unknown-linux-musl/typst /bin/
-          chmod +x texmath-arg
-          sudo mv texmath-arg /bin/
           
           curl -OL https://github.com/lxgw/LxgwWenKai/releases/download/v1.312/lxgw-wenkai-v1.312.tar.gz
           gzip -dc lxgw-wenkai-v1.312.tar.gz | tar -x
diff --git a/oi-wiki-export-typst/README.md b/oi-wiki-export-typst/README.md
index 544c432..199c3f7 100644
--- a/oi-wiki-export-typst/README.md
+++ b/oi-wiki-export-typst/README.md
@@ -8,7 +8,7 @@ Typst 版本不低于 0.8.0。
 
 Markdown 源文档到 Typst 的转换通过 [remark-typst](https://github.com/OI-wiki/remark-typst) 完成。
 
-TeX 公式到 Typst 的转换通过 [texmath 的一个分支版本](https://github.com/megakite/texmath/tree/for-oi-wiki)完成。
+TeX 公式到 Typst 的转换通过 [mitex](https://github.com/orangex4/mitex)完成。
 
 二维码的生成通过 [typst-qrcode-wasm](https://github.com/megakite/typst-qrcode-wasm) 插件完成；插件的二进制文件已包含在根目录当中。
 
diff --git a/oi-wiki-export-typst/oi-wiki.typ b/oi-wiki-export-typst/oi-wiki.typ
index a326dd0..f573722 100644
--- a/oi-wiki-export-typst/oi-wiki.typ
+++ b/oi-wiki-export-typst/oi-wiki.typ
@@ -6,8 +6,12 @@
 
 #import "@preview/tablex:0.0.5": tablex
 #import "@preview/tiaoma:0.1.0"
+#import "@preview/mitex:0.1.0" as mmm
 /* END imports */
 
+#let mi(..args) = mmm.mi(..args)
+#let mitex(eq, numbering: none, supplement: auto) = mmm.mitex(eq)
+
 #let page-header = locate(loc => {
     if calc.odd(loc.page()) {
       // NOTE: not able to programatically hide headings on new chapters for now
diff --git a/remark-typst b/remark-typst
index f1db8d5..3c5c8c1 160000
--- a/remark-typst
+++ b/remark-typst
@@ -1 +1 @@
-Subproject commit f1db8d55f6bc833b546b2e43a2512a968f8f818a
+Subproject commit 3c5c8c1827e3e2b27d43e7f13593578df72eca32