diff --git a/compiler/fir/checkers/src/org/jetbrains/kotlin/fir/analysis/checkers/declaration/FirAmbiguousAnonymousTypeChecker.kt b/compiler/fir/checkers/src/org/jetbrains/kotlin/fir/analysis/checkers/declaration/FirAmbiguousAnonymousTypeChecker.kt
index 666ad4c7a93..6114454f3c1 100644
--- a/compiler/fir/checkers/src/org/jetbrains/kotlin/fir/analysis/checkers/declaration/FirAmbiguousAnonymousTypeChecker.kt
+++ b/compiler/fir/checkers/src/org/jetbrains/kotlin/fir/analysis/checkers/declaration/FirAmbiguousAnonymousTypeChecker.kt
@@ -70,6 +70,12 @@ object FirAmbiguousAnonymousTypeChecker : FirBasicDeclarationChecker() {
                 context
             )
         }
+        for (typeArgument in type.typeArguments) {
+            checkTypeAndArguments(
+                typeArgument.type ?: continue,
+                context, reporter, reportOn
+            )
+        }
     }
 
     private val FirBlock.singleExpressionType
diff --git a/compiler/testData/diagnostics/tests/inline/returnedAnonymousObjects_2.fir.kt b/compiler/testData/diagnostics/tests/inline/returnedAnonymousObjects_2.fir.kt
index e27dc11676c..b3a75c8701f 100644
--- a/compiler/testData/diagnostics/tests/inline/returnedAnonymousObjects_2.fir.kt
+++ b/compiler/testData/diagnostics/tests/inline/returnedAnonymousObjects_2.fir.kt
@@ -34,11 +34,11 @@ private inline fun foo22(crossinline f: () -> Int) = Inv(Inv(object : I1 {
     fun bar(): Int = f()
 }
 
-private inline fun foo31(crossinline f: () -> Int) = Inv(object : I1, I2 {
+<!AMBIGUOUS_ANONYMOUS_TYPE_INFERRED!>private inline fun foo31(crossinline f: () -> Int)<!> = Inv(object : I1, I2 {
     fun bar(): Int = f()
 })
 
-private inline fun foo32(crossinline f: () -> Int) = Inv(Inv(object : I1, I2 {
+<!AMBIGUOUS_ANONYMOUS_TYPE_INFERRED!>private inline fun foo32(crossinline f: () -> Int)<!> = Inv(Inv(object : I1, I2 {
     fun bar(): Int = f()
 }))