diff --git a/classes/internal-rust-native.bbclass b/classes/internal-rust-native.bbclass
index 1a45a4d..adc4bee 100644
--- a/classes/internal-rust-native.bbclass
+++ b/classes/internal-rust-native.bbclass
@@ -2,4 +2,4 @@ inherit native
 PN = "rust-native"
 
 USE_LOCAL_NATIVE_RUST ??= "0"
-USE_LOCAL_RUST = "${base_conditional('USE_LOCAL_NATIVE_RUST', '0', '0', '1')}"
+USE_LOCAL_RUST = "${@base_conditional('USE_LOCAL_NATIVE_RUST', '0', '0', '1', d)}"