diff --git a/compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/SamResolution.kt b/compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/SamResolution.kt
index 71cf35fa1d5..699027ec044 100644
--- a/compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/SamResolution.kt
+++ b/compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/SamResolution.kt
@@ -166,6 +166,7 @@ class FirSamResolverImpl(
 
         return buildSimpleFunction {
             session = firSession
+            source = firRegularClass.source
             name = classId.shortClassName
             origin = FirDeclarationOrigin.SamConstructor
             status = FirDeclarationStatusImpl(firRegularClass.visibility, Modality.FINAL).apply {
diff --git a/idea/testData/resolve/references/SamConstructor.kt b/idea/testData/resolve/references/SamConstructor.kt
index bef54bd1a78..a2416fa0833 100644
--- a/idea/testData/resolve/references/SamConstructor.kt
+++ b/idea/testData/resolve/references/SamConstructor.kt
@@ -1,5 +1,3 @@
-// IGNORE_FIR
-
 val c = java.util.<caret>Comparator {(x: Int, y: Int) -> 1}
 
 // REF: (java.util).Comparator
\ No newline at end of file
diff --git a/idea/testData/resolve/references/SamConstructorTypeArguments.kt b/idea/testData/resolve/references/SamConstructorTypeArguments.kt
index 9bfd20d38c1..18d850088b2 100644
--- a/idea/testData/resolve/references/SamConstructorTypeArguments.kt
+++ b/idea/testData/resolve/references/SamConstructorTypeArguments.kt
@@ -1,5 +1,3 @@
-// IGNORE_FIR
-
 val c = java.util.<caret>Comparator<Int> { x, y -> 1 }
 
 // REF: (java.util).Comparator
\ No newline at end of file