diff --git a/implementations/C/joy.c b/implementations/C/joy.c
index 5235dfa..0dec122 100644
--- a/implementations/C/joy.c
+++ b/implementations/C/joy.c
@@ -578,6 +578,16 @@ clear(JoyListPtr stack, __attribute__((unused)) JoyListPtr expression)
 }
 
 
+void
+dup(JoyListPtr stack, __attribute__((unused)) JoyListPtr expression)
+{
+	JoyList s = *stack;
+	JoyList node = pop_any(stack);
+	*stack = s;
+	push_thing(node->head, stack);
+}
+
+
 void
 truthy(JoyListPtr stack, __attribute__((unused)) JoyListPtr expression)
 {
@@ -614,16 +624,6 @@ truthy(JoyListPtr stack, __attribute__((unused)) JoyListPtr expression)
 }
 
 
-void
-dup(JoyListPtr stack, __attribute__((unused)) JoyListPtr expression)
-{
-	JoyList s = *stack;
-	JoyList node = pop_any(stack);
-	*stack = s;
-	push_thing(node->head, stack);
-}
-
-
 JoyList def_abs_body;
 JoyList def_anamorphism_body;
 JoyList def_app1_body;