diff --git a/scripts/ci/images/Dockerfile.ci-spack-ubuntu20.04-clang b/scripts/ci/images/Dockerfile.ci-spack-ubuntu20.04-clang
index 8a2523c638..162f47eb89 100644
--- a/scripts/ci/images/Dockerfile.ci-spack-ubuntu20.04-clang
+++ b/scripts/ci/images/Dockerfile.ci-spack-ubuntu20.04-clang
@@ -2,5 +2,6 @@ FROM ghcr.io/ornladios/adios2:ci-spack-ubuntu20.04-tmp-base
 ARG CLANG_VERSION=10
 
 RUN apt-get update && apt-get install -y \
-    clang-${CLANG_VERSION} && \
+    clang-${CLANG_VERSION} \
+    libomp-dev && \
     rm -rf /var/lib/apt/lists/*
diff --git a/scripts/ci/images/packages.yaml b/scripts/ci/images/packages.yaml
index 3ee74eaa66..ac54ce4d04 100644
--- a/scripts/ci/images/packages.yaml
+++ b/scripts/ci/images/packages.yaml
@@ -5,3 +5,6 @@ packages:
     require: +blosc+bzip2+zfp+sz+png+sst+dataman+ssc+hdf5+python+fortran
   cmake:
     version: [3.24]
+  mgard:
+    # https://github.com/ornladios/ADIOS2/issues/3754
+    version: ['2023-01-10']