diff --git a/compiler/fir/checkers/src/org/jetbrains/kotlin/fir/analysis/checkers/declaration/FirExpectActualDeclarationChecker.kt b/compiler/fir/checkers/src/org/jetbrains/kotlin/fir/analysis/checkers/declaration/FirExpectActualDeclarationChecker.kt
index 679f4985fb0..560c054d536 100644
--- a/compiler/fir/checkers/src/org/jetbrains/kotlin/fir/analysis/checkers/declaration/FirExpectActualDeclarationChecker.kt
+++ b/compiler/fir/checkers/src/org/jetbrains/kotlin/fir/analysis/checkers/declaration/FirExpectActualDeclarationChecker.kt
@@ -188,7 +188,7 @@ object FirExpectActualDeclarationChecker : FirBasicDeclarationChecker() {
             else -> {}
         }
         // We want to report errors even if a candidate is incompatible, but it's single
-        val expectedSingleCandidate = compatibilityToMembersMap[Compatible]?.singleOrNull()
+        val expectedSingleCandidate = symbol.getSingleCompatibleExpectForActualOrNull()
             ?: symbol.getSingleExpectForActualOrNull()
         if (expectedSingleCandidate != null) {
             checkIfExpectHasDefaultArgumentsAndActualizedWithTypealias(
diff --git a/compiler/fir/tree/src/org/jetbrains/kotlin/fir/declarations/ExpectActualAttributes.kt b/compiler/fir/tree/src/org/jetbrains/kotlin/fir/declarations/ExpectActualAttributes.kt
index 708226f4791..a72aa014206 100644
--- a/compiler/fir/tree/src/org/jetbrains/kotlin/fir/declarations/ExpectActualAttributes.kt
+++ b/compiler/fir/tree/src/org/jetbrains/kotlin/fir/declarations/ExpectActualAttributes.kt
@@ -27,6 +27,10 @@ fun FirBasedSymbol<*>.getSingleExpectForActualOrNull(): FirBasedSymbol<*>? {
     return expectForActual?.values?.singleOrNull()?.singleOrNull()
 }
 
+fun FirBasedSymbol<*>.getSingleCompatibleExpectForActualOrNull(): FirBasedSymbol<*>? {
+    return expectForActual?.get(ExpectActualCompatibility.Compatible)?.singleOrNull()
+}
+
 fun FirBasedSymbol<*>.getSingleCompatibleOrWeaklyIncompatibleExpectForActualOrNull(): FirBasedSymbol<*>? {
     val expectForActual = expectForActual ?: return null
     val compatibleOrWeakCompatible: List<FirBasedSymbol<*>> =