diff --git a/src/main.rs b/src/main.rs
index a2f1c9a..b7dc0b4 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -318,7 +318,7 @@ fn main() {
     let args = local_util::get_args_as_vec();
     print_message(MessageType::INFO, &format!("Arguments: {:?}", args));
 
-    if local_util::is_buildin_args(&args) {
+    if (! *NOBUILDIN) && local_util::is_buildin_args(&args) {
         do_with_buildin_args(&args);
         return;
     }
diff --git a/src/misc.rs b/src/misc.rs
index 0249a33..55c2027 100644
--- a/src/misc.rs
+++ b/src/misc.rs
@@ -4,6 +4,7 @@ use rust_util::util_env::*;
 lazy_static! {
     pub static ref VERBOSE: bool = is_env_on("BUILDJ_VERBOSE");
     pub static ref NOAUTH: bool = is_env_on("BUILDJ_NOAUTH");
+    pub static ref NOBUILDIN: bool = is_env_on("BUILDJ_NOBUILDIN");
 }
 
 pub fn print_usage() {