diff --git a/compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/inference/components/KotlinConstraintSystemCompleter.kt b/compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/inference/components/KotlinConstraintSystemCompleter.kt
index 00da2d72a6b..7985bf41fc5 100644
--- a/compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/inference/components/KotlinConstraintSystemCompleter.kt
+++ b/compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/inference/components/KotlinConstraintSystemCompleter.kt
@@ -82,7 +82,6 @@ class KotlinConstraintSystemCompleter(
         }
     }
 
-    // TODO: investigate type variables fixation order and incorporation depth (see `diagnostics/tests/inference/completion/postponedArgumentsAnalysis/lackOfDeepIncorporation.kt`)
     private fun Context.runCompletion(
         completionMode: ConstraintSystemCompletionMode,
         topLevelAtoms: List<ResolvedAtom>,