1 files changed, 3 insertions, 3 deletions
diff --git a/sca-cpp/trunk/modules/scheme/primitive.hpp b/sca-cpp/trunk/modules/scheme/primitive.hpp
index 5a13725ffd..e911c76f6c 100644
--- a/sca-cpp/trunk/modules/scheme/primitive.hpp
+++ b/sca-cpp/trunk/modules/scheme/primitive.hpp
@@ -172,15 +172,15 @@ const value cdddrProc(unused const list<value>& args) {
 }
 
 const value startProc(unused const list<value>& args) {
-    return false;
+    return lambda<value(const list<value>&)>();
 }
 
 const value stopProc(unused const list<value>& args) {
-    return false;
+    return lambda<value(const list<value>&)>();
 }
 
 const value restartProc(unused const list<value>& args) {
-    return false;
+    return lambda<value(const list<value>&)>();
 }
 
 const value applyPrimitiveProcedure(const value& proc, list<value>& args) {