diff --git a/.circleci/config.yml b/.circleci/config.yml
index a59ed99d..ec6d40e9 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -22,7 +22,7 @@ jobs:
               sudo apt-get install -y r-base-core cmake
       - run:
           command: |
-              sudo apt-get install -y libxml2-dev
+              sudo apt-get install -y libxml2-dev libuv1-dev
       - run:
           command: |
               echo "options(Ncpus=4)" >> ~/.Rprofile
diff --git a/DESCRIPTION b/DESCRIPTION
index fabf52d8..18c70ac7 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -5,7 +5,7 @@ Description: Base 'DataSHIELD' functions for the server side. 'DataSHIELD' is a
     been designed to only share non disclosive summary statistics, with built in automated output
     checking based on statistical disclosure control. With data sites setting the threshold values for
     the automated output checks. For more details, see 'citation("dsBase")'.
-Version: 6.3.5
+Version: 6.3.6.9000
 Authors@R: c(person(given = "Paul",
                     family = "Burton",
                     role = c("aut"),
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index e91b05ad..7eb3e47e 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -106,7 +106,7 @@ jobs:
 
       sudo apt-get install -qq pkg-config -y
       sudo apt-get install -qq libxml2-dev libcurl4-openssl-dev libssl-dev libgit2-dev libharfbuzz-dev libfribidi-dev libfontconfig1-dev -y
-      sudo apt-get install -qq libfreetype6-dev libpng-dev libtiff5-dev libjpeg-dev -y
+      sudo apt-get install -qq libfreetype6-dev libpng-dev libtiff5-dev libjpeg-dev libuv1-dev -y
       sudo apt-get install -qq r-base -y
       sudo R -e "install.packages('devtools', dependencies=TRUE)"
       sudo R -e "install.packages('RANN', dependencies=TRUE)"
diff --git a/tests/testthat/test-perf-meanDS.R b/tests/testthat/test-perf-meanDS.R
index e0915068..e16d0565 100644
--- a/tests/testthat/test-perf-meanDS.R
+++ b/tests/testthat/test-perf-meanDS.R
@@ -1,5 +1,5 @@
 #-------------------------------------------------------------------------------
-# Copyright (c) 2024 Arjuna Technologies, Newcastle upon Tyne. All rights reserved.
+# Copyright (c) 2024-2026 Arjuna Technologies, Newcastle upon Tyne. All rights reserved.
 #
 # This program and the accompanying materials
 # are made available under the terms of the GNU Public License v3.0.