diff --git a/ci/gpu/build.sh b/ci/gpu/build.sh
index 13d62c7464a..3a65130f922 100755
--- a/ci/gpu/build.sh
+++ b/ci/gpu/build.sh
@@ -101,7 +101,7 @@ function install_dask {
         conda list
     else
         gpuci_logger "gpuci_mamba_retry install conda-forge::dask=={$DASK_STABLE_VERSION} conda-forge::distributed=={$DASK_STABLE_VERSION} conda-forge::dask-core=={$DASK_STABLE_VERSION} --force-reinstall"
-        gpuci_mamba_retry install conda-forge::dask=={$DASK_STABLE_VERSION} conda-forge::distributed=={$DASK_STABLE_VERSION} conda-forge::dask-core=={$DASK_STABLE_VERSION} --force-reinstall
+        gpuci_mamba_retry install conda-forge::dask==$DASK_STABLE_VERSION conda-forge::distributed==$DASK_STABLE_VERSION conda-forge::dask-core==$DASK_STABLE_VERSION --force-reinstall
     fi
     # Install the main version of streamz
     gpuci_logger "Install the main version of streamz"