diff --git a/Sources/SwiftKotlinFramework/KotlinTokenizer.swift b/Sources/SwiftKotlinFramework/KotlinTokenizer.swift
index b2c0c3f..326773f 100644
--- a/Sources/SwiftKotlinFramework/KotlinTokenizer.swift
+++ b/Sources/SwiftKotlinFramework/KotlinTokenizer.swift
@@ -608,6 +608,18 @@ public class KotlinTokenizer: SwiftTokenizer {
                        with: [expression.newToken(.symbol, binaryOperator)])
     }
 
+    open override func tokenize(_ expression: FunctionCallExpression) -> [Token] {
+        var tokens = super.tokenize(expression)
+        if (expression.postfixExpression is OptionalChainingExpression || expression.postfixExpression is ForcedValueExpression),
+            let startIndex = tokens.indexOf(kind: .startOfScope, after: 0) {
+            tokens.insert(contentsOf: [
+                expression.newToken(.symbol, "."),
+                expression.newToken(.keyword, "invoke")
+            ], at: startIndex)
+        }
+        return tokens
+    }
+    
     open override func tokenize(_ expression: FunctionCallExpression.Argument, node: ASTNode) -> [Token] {
         return super.tokenize(expression, node: node)
             .replacing({ $0.value == ": " && $0.kind == .delimiter },
diff --git a/Tests/SwiftKotlinFrameworkTests/Tests/KotlinTokenizer/lambdas.kt b/Tests/SwiftKotlinFrameworkTests/Tests/KotlinTokenizer/lambdas.kt
index 9261ac1..2608c41 100644
--- a/Tests/SwiftKotlinFrameworkTests/Tests/KotlinTokenizer/lambdas.kt
+++ b/Tests/SwiftKotlinFrameworkTests/Tests/KotlinTokenizer/lambdas.kt
@@ -10,3 +10,5 @@ userService.autoLinkTenant(tenantId = tenant.id).then { _  ->
 item.selectCallback = { option  -> 
     presenter.selectPaymentMethod(option)
 }
+item.selectCallback?.invoke(option)
+item.selectCallback!!.invoke(option)
diff --git a/Tests/SwiftKotlinFrameworkTests/Tests/KotlinTokenizer/lambdas.swift b/Tests/SwiftKotlinFrameworkTests/Tests/KotlinTokenizer/lambdas.swift
index 2e25711..196cd60 100644
--- a/Tests/SwiftKotlinFrameworkTests/Tests/KotlinTokenizer/lambdas.swift
+++ b/Tests/SwiftKotlinFrameworkTests/Tests/KotlinTokenizer/lambdas.swift
@@ -16,3 +16,6 @@ userService.autoLinkTenant(tenantId: tenant.id).then { [weak self] _ in
 item.selectCallback = { option in
     presenter.selectPaymentMethod(option)
 }
+
+item.selectCallback?(option)
+item.selectCallback!(option)