diff --git a/src/extensions.ts b/src/extensions.ts
index 3f1166e2..b10fd33e 100644
--- a/src/extensions.ts
+++ b/src/extensions.ts
@@ -92,7 +92,7 @@ export async function addExtensionLinux(
         install_command =
           'sh ' +
           path.join(__dirname, '../src/scripts/phalcon.sh') +
-          ' master ' +
+          ' 3.4.x ' +
           version +
           ' >/dev/null 2>&1';
         break;
@@ -102,7 +102,7 @@ export async function addExtensionLinux(
         install_command =
           'sh ' +
           path.join(__dirname, '../src/scripts/phalcon.sh') +
-          ' 4.0.x ' +
+          ' master ' +
           version +
           ' >/dev/null 2>&1';
         break;