diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index da80d5f..6cad85d 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -14,7 +14,7 @@ jobs:
     strategy:
       matrix:
         xocl-version:
-          - 2020.2
+          - 2023.2
 
     env:
       XILINX_HLS: /opt/tools/xilinx/Vitis_HLS/${{ matrix.xocl-version }}
@@ -28,18 +28,7 @@ jobs:
         run: |
           sudo apt-get update
           sudo apt-get install -y --no-install-recommends \
-            faketime \
-            gcc-multilib \
-            libc6-dev-i386 \
-            libncurses5 \
-            libtinfo5 \
-            libxext6 \
-            unzip \
-            xilinx-u250-xdma-dev \
-            xilinx-u280-xdma-dev \
-            xrt \
-
-          sudo python3 -m pip install cmake
+            cmake \
 
           # Vivado doesn't like running concurrently for the first time.
           (