1 files changed, 2 insertions, 2 deletions
diff --git a/ecs/src/system.rs b/ecs/src/system.rs
index cbf004f..a49edda 100644
--- a/ecs/src/system.rs
+++ b/ecs/src/system.rs
@@ -37,7 +37,7 @@ pub trait System<Impl>: 'static
 
 macro_rules! impl_system {
     ($c: tt) => {
-        seq!(I in 0..=$c {
+        seq!(I in 0..$c {
             impl<'world, Func, #(TParam~I,)*> System<fn(#(TParam~I,)*)>
                 for Func
             where
@@ -104,7 +104,7 @@ macro_rules! impl_system {
     };
 }
 
-seq!(C in 0..=4 {
+seq!(C in 1..16 {
     impl_system!(C);
 });