diff --git a/js/js.translator/src/org/jetbrains/kotlin/js/translate/context/TranslationContext.java b/js/js.translator/src/org/jetbrains/kotlin/js/translate/context/TranslationContext.java
index 2a675d5a95d..d09f9f58fc5 100644
--- a/js/js.translator/src/org/jetbrains/kotlin/js/translate/context/TranslationContext.java
+++ b/js/js.translator/src/org/jetbrains/kotlin/js/translate/context/TranslationContext.java
@@ -31,6 +31,7 @@ import org.jetbrains.kotlin.js.translate.utils.TranslationUtils;
 import org.jetbrains.kotlin.js.translate.utils.UtilsKt;
 import org.jetbrains.kotlin.name.Name;
 import org.jetbrains.kotlin.psi.KtExpression;
+import org.jetbrains.kotlin.psi.KtSimpleNameExpression;
 import org.jetbrains.kotlin.resolve.BindingContext;
 import org.jetbrains.kotlin.resolve.BindingTrace;
 import org.jetbrains.kotlin.resolve.DescriptorUtils;
@@ -872,9 +873,12 @@ public class TranslationContext {
     }
 
     @NotNull
-    public JsExpression declareConstantValue(@NotNull DeclarationDescriptor descriptor, @NotNull JsExpression value) {
+    public JsExpression declareConstantValue(
+            @NotNull DeclarationDescriptor descriptor,
+            @NotNull KtSimpleNameExpression expression,
+            @NotNull JsExpression value) {
         if (!isPublicInlineFunction() && isFromCurrentModule(descriptor)) {
-            return getQualifiedReference(descriptor);
+            return ReferenceTranslator.translateSimpleName(expression, this);
         }
 
         // Tag shouldn't be null if we cannot reference this descriptor locally.
diff --git a/js/js.translator/src/org/jetbrains/kotlin/js/translate/general/Translation.java b/js/js.translator/src/org/jetbrains/kotlin/js/translate/general/Translation.java
index f834e9e5e60..b7299ab8a79 100644
--- a/js/js.translator/src/org/jetbrains/kotlin/js/translate/general/Translation.java
+++ b/js/js.translator/src/org/jetbrains/kotlin/js/translate/general/Translation.java
@@ -102,12 +102,12 @@ public final class Translation {
                     constantResult.setSource(expression);
 
                     if (KotlinBuiltIns.isLong(type)) {
-                        KtReferenceExpression referenceExpression = PsiUtils.getSimpleName(expression);
+                        KtSimpleNameExpression referenceExpression = PsiUtils.getSimpleName(expression);
                         if (referenceExpression != null) {
                             DeclarationDescriptor descriptor =
                                     BindingUtils.getDescriptorForReferenceExpression(context.bindingContext(), referenceExpression);
                             if (descriptor != null) {
-                                return context.declareConstantValue(descriptor, constantResult);
+                                return context.declareConstantValue(descriptor, referenceExpression, constantResult);
                             }
                         }
 
diff --git a/js/js.translator/testData/box/number/constantPropagation.kt b/js/js.translator/testData/box/number/constantPropagation.kt
index 4206c257b88..7d324c288ee 100644
--- a/js/js.translator/testData/box/number/constantPropagation.kt
+++ b/js/js.translator/testData/box/number/constantPropagation.kt
@@ -26,13 +26,25 @@ fun testLongVal() {
     assertEquals(46L, twiceLongValue)
 }
 
+private const val privateLongConst = 10 * 10L
+
+internal const val internalLongConst = 10 * 100L
+
 const val longConst = 42L
 
+// PROPERTY_READ_COUNT: name=privateLongConst count=1 scope=testLongConst
+// PROPERTY_READ_COUNT: name=L100 count=1 scope=testLongConst
+// PROPERTY_READ_COUNT: name=internalLongConst count=1 scope=testLongConst
+// PROPERTY_READ_COUNT: name=L1000 count=1 scope=testLongConst
 // PROPERTY_READ_COUNT: name=longConst count=1 scope=testLongConst
 // PROPERTY_READ_COUNT: name=L42 count=1 scope=testLongConst
 // PROPERTY_READ_COUNT: name=L_42 count=4 scope=testLongConst
 // PROPERTY_READ_COUNT: name=L84 count=2 scope=testLongConst
 fun testLongConst() {
+    assertEquals(100L, privateLongConst)
+
+    assertEquals(1000L, internalLongConst)
+
     val longConstCopy = longConst
     assertEquals(42L, longConstCopy)
 
@@ -144,6 +156,23 @@ private fun testImportedLongConstInlinedLocally() {
     testImportedLongConstInlineFunLib1()
 }
 
+class A {
+    companion object {
+        private const val a = 10L
+
+        const val b = 20L
+    }
+
+    fun testCompanion() {
+        assertEquals(10L, a)
+        assertEquals(20L, b)
+    }
+}
+
+fun testCompanionVal() {
+    A().testCompanion()
+}
+
 fun testLib1() {
     testLongVal()
     testLongConst()
@@ -154,6 +183,8 @@ fun testLib1() {
     testIntMaxMinValue()
 
     testImportedLongConstInlinedLocally()
+
+    testCompanionVal()
 }
 
 // MODULE: lib2(lib1)
@@ -230,6 +261,8 @@ fun testLib2() {
 
     testImportedLongConst()
     testImportedLongConstInlinedLocallyFromOtherModule()
+
+    assertEquals(20L, A.b)
 }
 
 // MODULE: main(lib2)