diff --git a/src/abaci.sol b/src/abaci.sol
index 6cbd6662..56f26daa 100644
--- a/src/abaci.sol
+++ b/src/abaci.sol
@@ -164,7 +164,7 @@ contract StairstepExponentialDecrease is Abacus {
     // dur: seconds since the auction has started
     // step: seconds between a price drop
     // cut: cut encodes the percentage to decrease per step.
-    //   For efficiency, the values is set as (1 - (% value / 100)) * RAY
+    //   For efficiency, the value is set as (1 - (% value / 100)) * RAY
     //   So, for a 1% decrease per step, cut would be (1 - 0.01) * RAY
     //
     // returns: top * (cut ^ dur)
@@ -251,7 +251,7 @@ contract ExponentialDecrease is Abacus {
     // top: initial price
     // dur: seconds since the auction has started
     // cut: cut encodes the percentage to decrease per second.
-    //   For efficiency, the values is set as (1 - (% value / 100)) * RAY
+    //   For efficiency, the value is set as (1 - (% value / 100)) * RAY
     //   So, for a 1% decrease per second, cut would be (1 - 0.01) * RAY
     //
     // returns: top * (cut ^ dur)