diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2ae80c5..e5781fd 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -41,6 +41,22 @@ jobs:
           path: nim
           version: ${{ matrix.branch }}
 
+      - name: Setup MSYS2 (Windows)
+        if: ${{matrix.target == 'windows'}}
+        uses: msys2/setup-msys2@v2
+        with:
+          path-type: inherit
+          update: true
+          install: base-devel git mingw-w64-x86_64-toolchain
+
+      - name: Install dependencies (Windows)
+        if: ${{matrix.target == 'windows'}}
+        shell: msys2 {0}
+        run: |
+          pacman -Syu --noconfirm
+          pacman -S --needed --noconfirm mingw-w64-x86_64-cairo
+          pacman -S --needed --noconfirm mingw-w64-x86_64-lapack
+
       - name: Setup nimble & deps
         shell: bash
         run: |