diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1d4c1279d..595ad0c96 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -62,6 +62,28 @@ jobs:
           token: ${{ secrets.GITHUB_TOKEN }}
           args: --all-features
 
+  export:
+    name: Validate 3MF Export
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out repository
+        uses: actions/checkout@v3
+      - name: Set up toolchain
+        uses: oxidecomputer/actions-rs_toolchain@oxide/master
+        # see https://github.com/actions-rs/toolchain/pull/209
+        # uses: actions-rs/toolchain@v1
+        with:
+          override: true
+          profile: minimal
+          target: ${{ matrix.target }}
+      - name: Set up Rust cache
+        uses: Swatinem/rust-cache@1232abb8968faf344409165de17cbf9e7f340fd8
+      - name: Run `export-validator`
+        uses: actions-rs/cargo@4ff6ec2846f6e7217c1a9b0b503506665f134c4b
+        with:
+          command: run
+          args: --package export-validator
+
   test:
     name: Test
     strategy:
@@ -88,7 +110,3 @@ jobs:
       - uses: actions-rs/cargo@4ff6ec2846f6e7217c1a9b0b503506665f134c4b
         with:
           command: test
-      - uses: actions-rs/cargo@4ff6ec2846f6e7217c1a9b0b503506665f134c4b
-        with:
-          command: run
-          args: --package export-validator