diff --git a/compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/calls/Arguments.kt b/compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/calls/Arguments.kt
index b09da067378..d0b4333312a 100644
--- a/compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/calls/Arguments.kt
+++ b/compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/calls/Arguments.kt
@@ -398,5 +398,5 @@ internal fun FirExpression.getExpectedType(
 }
 
 fun ConeKotlinType.varargElementType(): ConeKotlinType {
-    return this.arrayElementType() ?: error("Failed to extract! ${this.render()}!")
+    return this.arrayElementType() ?: this
 }