diff --git a/docs/root/start/install.rst b/docs/root/start/install.rst
index 16f2e90b0528d..8ce96acad933e 100644
--- a/docs/root/start/install.rst
+++ b/docs/root/start/install.rst
@@ -19,8 +19,7 @@ Install Envoy on Debian-based Linux
 
    .. code-tab:: console Debian bookworm
 
-      $ wget -O /tmp/signing.key https://apt.envoyproxy.io/signing.key
-      $ sudo gpg --dearmor -o /etc/apt/keyrings/envoy-keyring.gpg /tmp/signing.key
+      $ wget -O- https://apt.envoyproxy.io/signing.key | sudo gpg --dearmor -o /etc/apt/keyrings/envoy-keyring.gpg
       $ echo "deb [signed-by=/etc/apt/keyrings/envoy-keyring.gpg] https://apt.envoyproxy.io bookworm main" | sudo tee /etc/apt/sources.list.d/envoy.list
       $ sudo apt-get update
       $ sudo apt-get install envoy
@@ -28,8 +27,7 @@ Install Envoy on Debian-based Linux
 
    .. code-tab:: console Debian bullseye
 
-      $ wget -O /tmp/signing.key https://apt.envoyproxy.io/signing.key
-      $ sudo gpg --dearmor -o /etc/apt/keyrings/envoy-keyring.gpg /tmp/signing.key
+      $ wget -O- https://apt.envoyproxy.io/signing.key | sudo gpg --dearmor -o /etc/apt/keyrings/envoy-keyring.gpg
       $ echo "deb [signed-by=/etc/apt/keyrings/envoy-keyring.gpg] https://apt.envoyproxy.io bullseye main" | sudo tee /etc/apt/sources.list.d/envoy.list
       $ sudo apt-get update
       $ sudo apt-get install envoy
@@ -37,8 +35,7 @@ Install Envoy on Debian-based Linux
 
    .. code-tab:: console Ubuntu focal
 
-      $ wget -O /tmp/signing.key https://apt.envoyproxy.io/signing.key
-      $ sudo gpg --dearmor -o /etc/apt/keyrings/envoy-keyring.gpg /tmp/signing.key
+      $ wget -O- https://apt.envoyproxy.io/signing.key | sudo gpg --dearmor -o /etc/apt/keyrings/envoy-keyring.gpg
       $ echo "deb [signed-by=/etc/apt/keyrings/envoy-keyring.gpg] https://apt.envoyproxy.io focal main" | sudo tee /etc/apt/sources.list.d/envoy.list
       $ sudo apt-get update
       $ sudo apt-get install envoy
@@ -46,8 +43,7 @@ Install Envoy on Debian-based Linux
 
    .. code-tab:: console Ubuntu jammy
 
-      $ wget -O /tmp/signing.key https://apt.envoyproxy.io/signing.key
-      $ sudo gpg --dearmor -o /etc/apt/keyrings/envoy-keyring.gpg /tmp/signing.key
+      $ wget -O- https://apt.envoyproxy.io/signing.key | sudo gpg --dearmor -o /etc/apt/keyrings/envoy-keyring.gpg
       $ echo "deb [signed-by=/etc/apt/keyrings/envoy-keyring.gpg] https://apt.envoyproxy.io jammy main" | sudo tee /etc/apt/sources.list.d/envoy.list
       $ sudo apt-get update
       $ sudo apt-get install envoy