--- a/runtime/src/lib.rs
+++ b/runtime/src/lib.rs
@@ -145,12 +145,9 @@
     pub const MaximumBlockWeight: Weight = 2 * WEIGHT_PER_SECOND;
     pub const AvailableBlockRatio: Perbill = Perbill::from_percent(75);
     /// Assume 10% of weight for average on_initialize calls.
-    // pub MaximumExtrinsicWeight: Weight = AvailableBlockRatio::get()
-    //     .saturating_sub(Perbill::from_percent(10)) * MaximumBlockWeight::get();
-
-    pub MaximumExtrinsicWeight: Weight = 4_294_967_295; 
-    //pub const MaximumBlockLength: u32 = 5 * 1024 * 1024;
-    pub const MaximumBlockLength: u32 = 4_294_967_295;
+    pub MaximumExtrinsicWeight: Weight = AvailableBlockRatio::get()
+        .saturating_sub(Perbill::from_percent(10)) * MaximumBlockWeight::get();
+    pub const MaximumBlockLength: u32 = 5 * 1024 * 1024;
     pub const Version: RuntimeVersion = VERSION;
 }