diff --git a/.github/workflows/build_libpoplar.yml b/.github/workflows/build_libpoplar.yml
index 8ffb02e..fcdd3a9 100644
--- a/.github/workflows/build_libpoplar.yml
+++ b/.github/workflows/build_libpoplar.yml
@@ -18,6 +18,7 @@ jobs:
       matrix:
         include:
           - docker_image: graphcore/poplar:3.2.0-ubuntu-20.04-20230314
+          - docker_image: graphcore/poplar:3.3.0-ubuntu-20.04-20230703
     steps:
       - name: "Install, g++, jq"
         # g++ is needed to build the wrapper, jq for
diff --git a/deps/Project.toml b/deps/Project.toml
index 21edc42..e5949b7 100644
--- a/deps/Project.toml
+++ b/deps/Project.toml
@@ -7,7 +7,7 @@ UUIDs = "cf7118a7-6976-5b1a-9a39-7adc72f591a4"
 libcxxwrap_julia_jll = "3eaa8342-bff7-56a5-9981-c04077f7cee7"
 
 [compat]
-Clang = "0.14, 0.17.4"
+Clang = "0.14, 0.17.4, 0.18"
 JSON = "0.21.4"
 Pkg = "1"
 Scratch = "1.1"