1 files changed, 2 insertions, 2 deletions
diff --git a/ecs/src/system/stateful.rs b/ecs/src/system/stateful.rs
index 54f9807..7b136cf 100644
--- a/ecs/src/system/stateful.rs
+++ b/ecs/src/system/stateful.rs
@@ -25,7 +25,7 @@ pub struct Stateful<Func>
 
 macro_rules! impl_system {
     ($c: tt) => {
-        seq!(I in 0..=$c {
+        seq!(I in 0..$c {
             impl<'world, Func, #(TParam~I,)*> System<fn(&'world (), #(TParam~I,)*)>
                 for Stateful<Func>
             where
@@ -150,6 +150,6 @@ macro_rules! impl_system {
     };
 }
 
-seq!(C in 0..4 {
+seq!(C in 1..16 {
     impl_system!(C);
 });