diff --git a/api-webapp/src/main/kotlin/org/jeudego/pairgoth/pairing/solver/BaseSolver.kt b/api-webapp/src/main/kotlin/org/jeudego/pairgoth/pairing/solver/BaseSolver.kt
index c1a9da4..c0241b0 100644
--- a/api-webapp/src/main/kotlin/org/jeudego/pairgoth/pairing/solver/BaseSolver.kt
+++ b/api-webapp/src/main/kotlin/org/jeudego/pairgoth/pairing/solver/BaseSolver.kt
@@ -512,6 +512,7 @@ sealed class BaseSolver(
 
     open fun HandicapParams.clamp(input: Int): Int {
         var hd = input
+        // TODO - validate that "correction" is >= 0 (or modify the UI and the following code to handle the <0 case)
         if (hd >= correction) hd -= correction
         else if (hd < 0) hd = max(hd + correction, 0)
         else hd = 0