diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 3bf34fa..e6dea06 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -378,8 +378,8 @@ docker-build-focal:
     - master
   script:
     - apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y gnupg2
-    - apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 0D97B6C9
-    - echo "deb [arch=amd64] http://packages.usenko.eu/ubuntu "$REPO_NAME" main" > /etc/apt/sources.list.d/basalt.list
+    - apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 0AD9A3000D97B6C9
+    - echo "deb [arch=amd64] http://packages.usenko.eu/ubuntu $REPO_NAME $REPO_NAME/main" > /etc/apt/sources.list.d/basalt.list
     - apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y basalt
     - basalt_rs_t265_vio --help
     - basalt_rs_t265_record --help
diff --git a/README.md b/README.md
index e787bed..9ca8837 100644
--- a/README.md
+++ b/README.md
@@ -32,8 +32,8 @@ Calibration (describes B-spline trajectory representation used in camera-IMU cal
 ### APT installation for Ubuntu 20.04 and 18.04 (Fast)
 Set up keys, add the repository to the sources list, update the Ubuntu package index and install Basalt:
 ```
-sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 0D97B6C9
-sudo sh -c 'echo "deb [arch=amd64] http://packages.usenko.eu/ubuntu $(lsb_release -sc) main" > /etc/apt/sources.list.d/basalt.list'
+sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 0AD9A3000D97B6C9
+sudo sh -c 'echo "deb [arch=amd64] http://packages.usenko.eu/ubuntu $(lsb_release -sc) $(lsb_release -sc)/main" > /etc/apt/sources.list.d/basalt.list'
 sudo apt-get update
 sudo apt-get install basalt
 ```