diff --git a/.github/workflows/pip.yml b/.github/workflows/pip.yml
index 452af7060b47..edc62cf1bf6a 100644
--- a/.github/workflows/pip.yml
+++ b/.github/workflows/pip.yml
@@ -189,7 +189,7 @@ jobs:
       - name: Build wheels
         uses: pypa/cibuildwheel@v2.20.0
         env:
-          CMAKE_PREFIX_PATH: ${{ github.workspace }}/opt/llvm
+          CMAKE_PREFIX_PATH: "${{ github.workspace }}/opt/llvm;${{ github.workspace }}/opt/flatbuffers;${{ github.workspace }}/opt/wabt"
           CIBW_BUILD: "cp3*-${{ matrix.platform_tag }}"
           CIBW_SKIP: "cp3{5,6,7}*"
           CIBW_MANYLINUX_X86_64_IMAGE: "ghcr.io/halide/manylinux_2_28_x86_64-llvm:${{ env.LLVM_VERSION }}"