diff --git a/bootstrap.sh b/bootstrap.sh
index dac9ee095..97f4d1113 100755
--- a/bootstrap.sh
+++ b/bootstrap.sh
@@ -212,7 +212,7 @@ install-dokku-from-deb-package() {
   fi
 
   echo "--> Installing dokku"
-  wget -nv -O - https://packagecloud.io/dokku/dokku/gpgkey | apt-key add -
+  wget -qO- https://packagecloud.io/dokku/dokku/gpgkey | sudo tee /etc/apt/trusted.gpg.d/dokku.asc
   echo "deb https://packagecloud.io/dokku/dokku/$DOKKU_DISTRO/ $OS_ID main" | tee /etc/apt/sources.list.d/dokku.list
   apt-get update -qq >/dev/null
 
diff --git a/deb.mk b/deb.mk
index 9d1382bb6..635ab036f 100644
--- a/deb.mk
+++ b/deb.mk
@@ -19,7 +19,7 @@ install-from-deb:
 	wget -nv -O - https://get.docker.com/ | sh
 
 	@echo "--> Installing dokku"
-	wget -nv -O - https://packagecloud.io/dokku/dokku/gpgkey | apt-key add -
+	wget -qO- https://packagecloud.io/dokku/dokku/gpgkey | sudo tee /etc/apt/trusted.gpg.d/dokku.asc
 	@echo "deb https://packagecloud.io/dokku/dokku/ubuntu/ $(shell lsb_release -cs 2>/dev/null || echo "bionic") main" | sudo tee /etc/apt/sources.list.d/dokku.list
 	sudo apt-get update -qq >/dev/null
 	sudo DEBIAN_FRONTEND=noninteractive DEBCONF_NONINTERACTIVE_SEEN=true apt-get -qq -y --no-install-recommends install dokku
diff --git a/docs/getting-started/install/debian.md b/docs/getting-started/install/debian.md
index dfc0e093e..e0c39e019 100644
--- a/docs/getting-started/install/debian.md
+++ b/docs/getting-started/install/debian.md
@@ -11,7 +11,7 @@ sudo apt-get -qq -y --no-install-recommends install apt-transport-https
 wget -nv -O - https://get.docker.com/ | sh
 
 # install dokku
-wget -nv -O - https://packagecloud.io/dokku/dokku/gpgkey | apt-key add -
+wget -qO- https://packagecloud.io/dokku/dokku/gpgkey | sudo tee /etc/apt/trusted.gpg.d/dokku.asc
 OS_ID="$(lsb_release -cs 2>/dev/null || echo "bionic")"
 echo "bionic focal jammy" | grep -q "$OS_ID" || OS_ID="bionic"
 echo "deb https://packagecloud.io/dokku/dokku/ubuntu/ ${OS_ID} main" | sudo tee /etc/apt/sources.list.d/dokku.list
diff --git a/docs/home.html b/docs/home.html
index 2ec5ce57a..b45dad6f5 100644
--- a/docs/home.html
+++ b/docs/home.html
@@ -128,7 +128,7 @@
           <p class="line">
             <span class="path"></span>
             <span class="prompt">$</span>
-            <span class="command">wget -nv -O - https://packagecloud.io/dokku/dokku/gpgkey | apt-key add -</span>
+            <span class="command">wget -qO- https://packagecloud.io/dokku/dokku/gpgkey | sudo tee /etc/apt/trusted.gpg.d/dokku.asc</span>
           </p>
           <p class="line">
             <span class="path"></span>