diff --git a/DESCRIPTION b/DESCRIPTION
index 604f94d22..87814d459 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -27,6 +27,11 @@ Authors@R: c(person(given = "Paul",
                     family = "Avraam",
                     role = c("aut"),
                     comment = c(ORCID = "0000-0001-8908-2441")),
+             person(given = "Yannick",
+                    family = "Marcon",
+                    role = c("aut", "cre"),
+                    email = "yannick.marcon@obiba.org",
+                    comment = c(ORCID = "0000-0003-0138-2023")),
              person(given = "Stuart",
                     family = "Wheater",
                     role = c("aut", "cre"),
diff --git a/docker-compose_opal.yml b/docker-compose_opal.yml
index 51051e59d..a55e8774a 100644
--- a/docker-compose_opal.yml
+++ b/docker-compose_opal.yml
@@ -1,6 +1,6 @@
 services:
     opal:
-        image: obiba/opal:5.1.3
+        image: obiba/opal:5.1.4
         ports:
             - "8443:8443"
         links:
diff --git a/opal_azure-pipelines.yml b/opal_azure-pipelines.yml
index fa5ef8ed1..684052d9f 100644
--- a/opal_azure-pipelines.yml
+++ b/opal_azure-pipelines.yml
@@ -132,7 +132,7 @@ jobs:
       sudo apt-get upgrade -y
 
       sudo apt-get install -qq libxml2-dev libcurl4-openssl-dev libssl-dev libgsl-dev libgit2-dev r-base -y
-      sudo apt-get install -qq libharfbuzz-dev libfribidi-dev libmagick++-dev -y
+      sudo apt-get install -qq libharfbuzz-dev libfribidi-dev libmagick++-dev libudunits2-dev -y
       sudo R -q -e "install.packages(c('curl','httr'), dependencies=TRUE, repos='https://cloud.r-project.org')"
       sudo R -q -e "install.packages(c('devtools','covr'), dependencies=TRUE, repos='https://cloud.r-project.org')"
       sudo R -q -e "install.packages(c('fields','meta','metafor','ggplot2','gridExtra','data.table','panelaggregation'), dependencies=TRUE, repos='https://cloud.r-project.org')"