diff --git a/compiler/fir/dump/src/org/jetbrains/kotlin/fir/dump/HtmlFirDump.kt b/compiler/fir/dump/src/org/jetbrains/kotlin/fir/dump/HtmlFirDump.kt
index d94dc56c679..84fa1522990 100644
--- a/compiler/fir/dump/src/org/jetbrains/kotlin/fir/dump/HtmlFirDump.kt
+++ b/compiler/fir/dump/src/org/jetbrains/kotlin/fir/dump/HtmlFirDump.kt
@@ -1476,11 +1476,16 @@ class HtmlFirDump internal constructor(private var linkResolver: FirLinkResolver
                 is FirOperatorCall -> generate(expression)
                 is FirBinaryLogicExpression -> generate(expression)
                 is FirCheckNotNullCall -> generate(expression)
+                is FirVarargArgumentsExpression -> generate(expression)
                 else -> inlineUnsupported(expression)
             }
         }
     }
 
+    private fun FlowContent.generate(varargArgumentExpression: FirVarargArgumentsExpression) {
+        generateList(varargArgumentExpression.arguments, separator = ",") { generate(it) }
+    }
+
     private fun FlowContent.generate(binaryLogicExpression: FirBinaryLogicExpression) {
         generate(binaryLogicExpression.leftOperand)
         +" ${binaryLogicExpression.kind.token} "