diff --git a/safer_load.sh b/safer_load.sh
new file mode 100755
index 0000000..7298eef
--- /dev/null
+++ b/safer_load.sh
@@ -0,0 +1,16 @@
+#!/bin/bash
+
+function check_feature() {
+  cat Cargo.toml | grep -E 'default = \[.*"speculos"'
+  return $?
+}
+
+check_feature
+
+if [ $? = 0 ];
+then
+   echo DISABLE SPECULOS FEAT
+   exit 1
+else
+   cargo ledger build -l "$1"
+fi