diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4700aca9f3..d857944c91 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -15,6 +15,9 @@ jobs:
           - stable
           - beta
           - nightly
+        update-liboqs:
+          - true
+          - false
     env:
       # 20 MiB stack
       RUST_MIN_STACK: 20971520
@@ -24,6 +27,10 @@ jobs:
         with:
           submodules: true
 
+      - name: Update liboqs submodule
+        if: matrix.update-liboqs
+        run: git submodule update --remote
+
       - name: Set stack size
         if: startsWith(matrix.os, 'windows')
         run: echo "RUSTFLAGS=-C link-arg=/STACK:20971520" >> $env:GITHUB_ENV