diff --git a/install/index.md b/install/index.md
index b64b860..802db66 100644
--- a/install/index.md
+++ b/install/index.md
@@ -30,7 +30,7 @@ git clone https://github.com/WGDashboard/WGDashboard.git && \
 cd ./WGDashboard/src && \
 chmod +x ./wgd.sh && \
 ./wgd.sh install && \
-sudo echo "net.ipv4.ip_forward=1" >> /etc/sysctl.conf && \
+sudo sh -c 'echo "net.ipv4.ip_forward=1" >> /etc/sysctl.conf' && \
 sudo sysctl -p /etc/sysctl.conf
 ```
 
@@ -53,7 +53,7 @@ git clone https://github.com/WGDashboard/WGDashboard.git && \
 cd ./WGDashboard/src && \ 
 chmod +x ./wgd.sh && \ 
 ./wgd.sh install && \ 
-sudo echo "net.ipv4.ip_forward=1" >> /etc/sysctl.conf && \
+sudo sh -c 'echo "net.ipv4.ip_forward=1" >> /etc/sysctl.conf' && \
 sudo sysctl -p /etc/sysctl.conf
 ```
 
@@ -67,7 +67,7 @@ git clone https://github.com/WGDashboard/WGDashboard.git && \
 cd ./WGDashboard/src && \
 chmod +x ./wgd.sh && \
 ./wgd.sh install && \
-sudo echo "net.ipv4.ip_forward=1" >> /etc/sysctl.conf && \
+sudo sh -c 'echo "net.ipv4.ip_forward=1" >> /etc/sysctl.conf' && \
 sudo sysctl -p /etc/sysctl.conf
 ```
 
@@ -79,7 +79,7 @@ git clone https://github.com/WGDashboard/WGDashboard.git && \
 cd ./WGDashboard/src && \
 chmod +x ./wgd.sh && \
 ./wgd.sh install && \
-sudo echo "net.ipv4.ip_forward=1" >> /etc/sysctl.conf && \
+sudo sh -c 'echo "net.ipv4.ip_forward=1" >> /etc/sysctl.conf' && \
 sudo sysctl -p /etc/sysctl.conf && \
 firewall-cmd --add-port=10086/tcp --permanent && \
 firewall-cmd --add-port=51820/udp --permanent && \
@@ -94,7 +94,7 @@ git clone https://github.com/WGDashboard/WGDashboard.git && \
 cd ./WGDashboard/src && \
 chmod +x ./wgd.sh && \
 ./wgd.sh install && \
-sudo echo "net.ipv4.ip_forward=1" >> /etc/sysctl.conf && \
+sudo sh -c 'echo "net.ipv4.ip_forward=1" >> /etc/sysctl.conf' && \
 sudo sysctl -p /etc/sysctl.conf && \
 firewall-cmd --add-port=10086/tcp --permanent && \
 firewall-cmd --add-port=51820/udp --permanent && \
@@ -109,7 +109,7 @@ git clone https://github.com/WGDashboard/WGDashboard.git && \
 cd ./WGDashboard/src && \
 chmod +x ./wgd.sh && \
 ./wgd.sh install && \
-sudo echo "net.ipv4.ip_forward=1" >> /etc/sysctl.conf && \
+sudo sh -c 'echo "net.ipv4.ip_forward=1" >> /etc/sysctl.conf' && \
 sudo sysctl -p /etc/sysctl.conf && \
 firewall-cmd --add-port=10086/tcp --permanent && \
 firewall-cmd --add-port=51820/udp --permanent && \
@@ -124,7 +124,7 @@ git clone https://github.com/WGDashboard/WGDashboard.git && \
 cd ./WGDashboard/src && \
 chmod +x ./wgd.sh && \
 ./wgd.sh install && \
-sudo echo "net.ipv4.ip_forward=1" >> /etc/sysctl.conf && \
+sudo sh -c 'echo "net.ipv4.ip_forward=1" >> /etc/sysctl.conf' && \
 sudo sysctl -p /etc/sysctl.conf
 ```
 
@@ -149,7 +149,7 @@ git clone https://github.com/WGDashboard/WGDashboard.git && \
 cd ./WGDashboard/src && \
 chmod +x ./wgd.sh && \
 ./wgd.sh install && \
-sudo echo "net.ipv4.ip_forward=1" >> /etc/sysctl.conf && \
+sudo sh -c 'echo "net.ipv4.ip_forward=1" >> /etc/sysctl.conf' && \
 sudo sysctl -p /etc/sysctl.conf && \
 firewall-cmd --add-port=10086/tcp --permanent && \
 firewall-cmd --add-port=51820/udp --permanent && \
@@ -166,7 +166,7 @@ git clone https://github.com/WGDashboard/WGDashboard.git && \
 cd ./WGDashboard/src && \
 chmod +x ./wgd.sh && \
 ./wgd.sh install && \
-sudo echo "net.ipv4.ip_forward=1" >> /etc/sysctl.conf && \
+sudo sh -c 'echo "net.ipv4.ip_forward=1" >> /etc/sysctl.conf' && \
 sudo sysctl -p /etc/sysctl.conf
 ```
 > Tested by our community member. Thank you!
@@ -215,7 +215,7 @@ Please visit this [community script](https://community-scripts.github.io/Proxmox
 
 7. Allow traffic forwarding (Optional, but recommend for most users)
    ```shell
-   sudo echo "net.ipv4.ip_forward=1" >> /etc/sysctl.conf
+   sudo sh -c 'echo "net.ipv4.ip_forward=1" >> /etc/sysctl.conf'
    sudo sysctl -p /etc/sysctl.conf
    ```