diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 1ceee52d11b4841a7877f06e23e6df7b8f4ae843..3b903ce9f54d632f6f8cbe7f0624349372a2dff8 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -4,15 +4,16 @@ variables:
 
 build:
   image: registry.gitlab.com/lukenaylor/latex/sagetex-image:latest
+  image: registry.gitlab.com/lukenaylor/latex/sage-tex-chroma-image:latest
   tags: ["x64"]
-  script:
+  before_script:
     - echo $SHELL
     - source /root/.bashrc
-    - sage -pip install "pseudowalls==0.0.3" --extra-index-url https://gitlab.com/api/v4/projects/43962374/packages/pypi/simple
-    - make tilt.rs
-    - make blank-appendix
-    - latexmk -use-make
-    - make nb-appendix
+    - git clone --depth=1 --branch v0.20.4 https://github.com/tree-sitter/tree-sitter-rust.git /root/src/tree-sitter-rust
+    - sage -pip install pseudowalls --extra-index-url https://gitlab.com/api/v4/projects/43962374/packages/pypi/simple
+  script:
+    - echo $SHELL
+    - make pretex
     - latexmk -use-make
   artifacts:
     paths: