diff --git a/.github/workflows/biocbook.yml b/.github/workflows/biocbook.yml
index 99eea96..91bcd12 100644
--- a/.github/workflows/biocbook.yml
+++ b/.github/workflows/biocbook.yml
@@ -80,7 +80,7 @@ jobs:
         env:
           IMG: ${{ steps.docker.outputs.ImageID }}
         run: |
-          SHA=$(docker container create ${{ env.IMG }})
+          SHA=$(docker container create ghcr.io/js2264/ohca:latest)
           docker container cp ${SHA}:/${{ env.Pkgname }}_${{ env.pkgversion }}.tar.gz .
           tar --extract --gzip --file ${{ env.Pkgname }}_${{ env.pkgversion }}.tar.gz
           echo bundle_path=${{ env.Pkgname }}_${{ env.pkgversion }}.tar.gz >> "${GITHUB_ENV}"
diff --git a/inst/pages/workflow-chicken.qmd b/inst/pages/workflow-chicken.qmd
index e67e728..43dc19f 100644
--- a/inst/pages/workflow-chicken.qmd
+++ b/inst/pages/workflow-chicken.qmd
@@ -64,7 +64,7 @@ samples <- list(
     '4DNESIR416OW' = 'prometaphase (15m)', 
     '4DNESS8PTK6F' = 'prometaphase (30m)' 
 )
-bpparam <- MulticoreParam(workers = 5, progressbar = TRUE)
+bpparam <- MulticoreParam(workers = 5, progressbar = FALSE)
 hics <- bplapply(names(samples), fourDNHiCExperiment, BPPARAM = bpparam)
 ```
 
diff --git a/inst/pages/workflow-yeast.qmd b/inst/pages/workflow-yeast.qmd
index 555e6ab..9a1f327 100644
--- a/inst/pages/workflow-yeast.qmd
+++ b/inst/pages/workflow-yeast.qmd
@@ -331,7 +331,7 @@ parallelization of independent correlation computation runs over multiple CPUs.
 ```{r eval = FALSE}
 # Some chromosomes will be ignored as they are too small for this analysis 
 chrs <- c('II', 'IV', 'V', 'VII', 'VIII', 'IX', 'X', 'XI', 'XIII', 'XIV', 'XVI')
-bpparam <- BiocParallel::MulticoreParam(workers = 6, progressbar = TRUE)
+bpparam <- BiocParallel::MulticoreParam(workers = 6, progressbar = FALSE)
 df <- BiocParallel::bplapply(chrs, function(CHR) {
     mats <- map(hics, ~ .x[CHR] |> interactions() |> gi2cm('count') |> cm2matrix())