4 files changed, 6 insertions, 6 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);
 });
 
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);
 });
diff --git a/ecs/src/system/util.rs b/ecs/src/system/util.rs
index 9d04f1d..9175911 100644
--- a/ecs/src/system/util.rs
+++ b/ecs/src/system/util.rs
@@ -1,6 +1,6 @@
 macro_rules! check_params_are_compatible {
     ($excluded_index: tt, $param: ident, $cnt: tt) => {
-        seq!(N in 0..=$cnt {
+        seq!(N in 0..$cnt {
             if N != $excluded_index {
                 if !$param::is_compatible::<TParam~N>() {
                     panic!("Atleast two parameters are incompatible");
diff --git a/ecs/src/tuple.rs b/ecs/src/tuple.rs
index 41ca4b3..bb27f58 100644
--- a/ecs/src/tuple.rs
+++ b/ecs/src/tuple.rs
@@ -132,6 +132,6 @@ macro_rules! impl_tuple_traits {
     };
 }
 
-seq!(N in 0..4 {
+seq!(N in 0..16 {
     impl_tuple_traits!(N);
 });