diff --git a/compiler/fir/fir2ir/src/org/jetbrains/kotlin/fir/backend/ConversionUtils.kt b/compiler/fir/fir2ir/src/org/jetbrains/kotlin/fir/backend/ConversionUtils.kt
index 1aad9a7df4e..f03870b7dd0 100644
--- a/compiler/fir/fir2ir/src/org/jetbrains/kotlin/fir/backend/ConversionUtils.kt
+++ b/compiler/fir/fir2ir/src/org/jetbrains/kotlin/fir/backend/ConversionUtils.kt
@@ -403,7 +403,7 @@ internal fun FirReference.statementOrigin(session: FirSession): IrStatementOrigi
                     null
             }
             is FirVariableSymbol -> {
-                if ((symbol.fir as FirVariable).returnTypeRef.coneTypeSafe<ConeKotlinType>()?.isBuiltinFunctionalType(session) == true) {
+                if ((symbol.fir as FirVariable).returnTypeRef.coneType.isBuiltinFunctionalType(session)) {
                     IrStatementOrigin.VARIABLE_AS_FUNCTION
                 } else
                     null