diff --git a/ct/nginxproxymanager.sh b/ct/nginxproxymanager.sh
index de41e876e..51ba0706c 100644
--- a/ct/nginxproxymanager.sh
+++ b/ct/nginxproxymanager.sh
@@ -180,13 +180,15 @@ EOF
     
     # Fix for Debian 13 Trixie - certbot-dns-multi needed to prevent "API isn't healthy" error
     if [[ $(grep -E '^VERSION_ID=' /etc/os-release) == *"13"* ]]; then
-      msg_info "Applying Debian 13 Certbot Fix"
-      $STD apt-get install -y golang build-essential git
-      $STD /opt/certbot/bin/pip install --no-cache-dir setuptools-golang==2.9.0
-      export CGO_ENABLED=1
-      export GO111MODULE=on
-      $STD /opt/certbot/bin/pip install --no-build-isolation --no-cache-dir certbot-dns-multi
-      msg_ok "Applied Debian 13 Certbot Fix"
+      if ! /opt/certbot/bin/pip list 2>/dev/null | grep -q certbot-dns-multi; then
+        msg_info "Applying Debian 13 Certbot Fix"
+        $STD apt-get install -y golang build-essential git
+        $STD /opt/certbot/bin/pip install --no-cache-dir setuptools-golang==2.9.0
+        export CGO_ENABLED=1
+        export GO111MODULE=on
+        $STD /opt/certbot/bin/pip install --no-build-isolation --no-cache-dir certbot-dns-multi
+        msg_ok "Applied Debian 13 Certbot Fix"
+      fi
     fi
   fi
   msg_ok "Updated Certbot"
diff --git a/install/nginxproxymanager-install.sh b/install/nginxproxymanager-install.sh
index 93227a101..c1c69b8e9 100644
--- a/install/nginxproxymanager-install.sh
+++ b/install/nginxproxymanager-install.sh
@@ -39,13 +39,15 @@ $STD /opt/certbot/bin/pip install certbot certbot-dns-cloudflare
 
 # Fix for Debian 13 Trixie - certbot-dns-multi needed to prevent "API isn't healthy" error
 if [[ $(grep -E '^VERSION_ID=' /etc/os-release) == *"13"* ]]; then
-  msg_info "Applying Debian 13 Certbot Fix"
-  $STD apt-get install -y golang build-essential git
-  $STD /opt/certbot/bin/pip install --no-cache-dir setuptools-golang==2.9.0
-  export CGO_ENABLED=1
-  export GO111MODULE=on
-  $STD /opt/certbot/bin/pip install --no-build-isolation --no-cache-dir certbot-dns-multi
-  msg_ok "Applied Debian 13 Certbot Fix"
+  if ! /opt/certbot/bin/pip list 2>/dev/null | grep -q certbot-dns-multi; then
+    msg_info "Applying Debian 13 Certbot Fix"
+    $STD apt-get install -y golang build-essential git
+    $STD /opt/certbot/bin/pip install --no-cache-dir setuptools-golang==2.9.0
+    export CGO_ENABLED=1
+    export GO111MODULE=on
+    $STD /opt/certbot/bin/pip install --no-build-isolation --no-cache-dir certbot-dns-multi
+    msg_ok "Applied Debian 13 Certbot Fix"
+  fi
 fi
 
 ln -sf /opt/certbot/bin/certbot /usr/local/bin/certbot