diff --git a/meta-google/recipes-google/networking/gbmc-bridge/gbmc-br-gw-src.sh b/meta-google/recipes-google/networking/gbmc-bridge/gbmc-br-gw-src.sh
index bcf5124..305a5b5 100644
--- a/meta-google/recipes-google/networking/gbmc-bridge/gbmc-br-gw-src.sh
+++ b/meta-google/recipes-google/networking/gbmc-bridge/gbmc-br-gw-src.sh
@@ -40,7 +40,7 @@
     local file
     for file in "${files[@]}"; do
       mkdir -p "$(dirname "$file")"
-      printf '[IPv6SendRA]\nRouterLifetimeSec=30\n' >"$file"
+      printf '[IPv6SendRA]\nRouterLifetimeSec=120\n' >"$file"
     done
   else
     rm -f "${files[@]}"
diff --git a/meta-google/recipes-google/networking/gbmc-bridge/gbmc-br-lib.sh b/meta-google/recipes-google/networking/gbmc-bridge/gbmc-br-lib.sh
index 1b31ef9..31596ca 100644
--- a/meta-google/recipes-google/networking/gbmc-bridge/gbmc-br-lib.sh
+++ b/meta-google/recipes-google/networking/gbmc-bridge/gbmc-br-lib.sh
@@ -91,11 +91,11 @@
 Address=$pfx/128
 [IPv6Prefix]
 Prefix=$stateless_pfx/80
-PreferredLifetimeSec=60
-ValidLifetimeSec=60
+PreferredLifetimeSec=120
+ValidLifetimeSec=120
 [IPv6RoutePrefix]
 Route=$pfx/80
-LifetimeSec=60
+LifetimeSec=120
 [Route]
 Destination=$stateless_pfx/76
 Type=unreachable