diff --git a/meta/classes/cml1.bbclass b/meta/classes/cml1.bbclass
index 98d24cec74..c7f6723cb3 100644
--- a/meta/classes/cml1.bbclass
+++ b/meta/classes/cml1.bbclass
@@ -1,7 +1,7 @@
 cml1_do_configure() {
 	set -e
 	unset CFLAGS CPPFLAGS CXXFLAGS LDFLAGS
-	oe_runmake oldconfig
+	yes '' | oe_runmake oldconfig
 }
 
 EXPORT_FUNCTIONS do_configure