diff --git a/compiler/testData/codegen/box/inlineClasses/inlineClassEqualityShouldUseTotalOrderForFloatingPointData.kt b/compiler/testData/codegen/box/inlineClasses/inlineClassEqualityShouldUseTotalOrderForFloatingPointData.kt
index 924908e80bd..925bc8ae730 100644
--- a/compiler/testData/codegen/box/inlineClasses/inlineClassEqualityShouldUseTotalOrderForFloatingPointData.kt
+++ b/compiler/testData/codegen/box/inlineClasses/inlineClassEqualityShouldUseTotalOrderForFloatingPointData.kt
@@ -1,5 +1,5 @@
 // !LANGUAGE: +InlineClasses
-// IGNORE_BACKEND: JVM_IR, JS_IR, JS
+// IGNORE_BACKEND: JVM_IR, JS_IR
 
 inline class InlineFloat(val data: Float)
 
diff --git a/compiler/testData/codegen/box/inlineClasses/nullableEqeqNonNull.kt b/compiler/testData/codegen/box/inlineClasses/nullableEqeqNonNull.kt
index e743830dc1c..b37d53d4aba 100644
--- a/compiler/testData/codegen/box/inlineClasses/nullableEqeqNonNull.kt
+++ b/compiler/testData/codegen/box/inlineClasses/nullableEqeqNonNull.kt
@@ -1,5 +1,5 @@
 // !LANGUAGE: +InlineClasses
-// IGNORE_BACKEND: JVM_IR, JS
+// IGNORE_BACKEND: JVM_IR
 
 inline class Z(val value: Int)
 
diff --git a/js/js.translator/src/org/jetbrains/kotlin/js/translate/declaration/ClassTranslator.kt b/js/js.translator/src/org/jetbrains/kotlin/js/translate/declaration/ClassTranslator.kt
index a130c6cbf69..cae0ce89e3b 100644
--- a/js/js.translator/src/org/jetbrains/kotlin/js/translate/declaration/ClassTranslator.kt
+++ b/js/js.translator/src/org/jetbrains/kotlin/js/translate/declaration/ClassTranslator.kt
@@ -126,8 +126,9 @@ class ClassTranslator private constructor(
         addSuperclassReferences()
         classDeclaration.secondaryConstructors.forEach { generateSecondaryConstructor(context, it) }
 
-        if (descriptor.isData && classDeclaration is KtClassOrObject) {
-            JsDataClassGenerator(classDeclaration, context).generate()
+        if ((descriptor.isData || descriptor.isInline) && classDeclaration is KtClassOrObject) {
+            // TODO is `inline data class` a bug or a feature?
+            JsDataClassGenerator(classDeclaration, context, !descriptor.isData).generate()
         }
 
         emitConstructors(nonConstructorContext, nonConstructorContext.endDeclaration())
diff --git a/js/js.translator/src/org/jetbrains/kotlin/js/translate/declaration/JsDataClassGenerator.java b/js/js.translator/src/org/jetbrains/kotlin/js/translate/declaration/JsDataClassGenerator.java
index d6e898298ea..de5857ac2e8 100644
--- a/js/js.translator/src/org/jetbrains/kotlin/js/translate/declaration/JsDataClassGenerator.java
+++ b/js/js.translator/src/org/jetbrains/kotlin/js/translate/declaration/JsDataClassGenerator.java
@@ -41,13 +41,18 @@ import static org.jetbrains.kotlin.js.translate.utils.JsAstUtils.or;
 class JsDataClassGenerator extends DataClassMethodGenerator {
     private final TranslationContext context;
 
-    JsDataClassGenerator(KtClassOrObject klass, TranslationContext context) {
+    private final boolean isInline;
+
+    JsDataClassGenerator(KtClassOrObject klass, TranslationContext context, boolean isInline) {
         super(klass, context.bindingContext());
         this.context = context;
+        this.isInline = isInline;
     }
 
     @Override
     public void generateComponentFunction(@NotNull FunctionDescriptor function, @NotNull ValueParameterDescriptor parameter) {
+        if (isInline) return;
+
         PropertyDescriptor propertyDescriptor = context.bindingContext().get(BindingContext.VALUE_PARAMETER_AS_PROPERTY, parameter);
         assert propertyDescriptor != null : "Property descriptor is expected to be non-null";
 
@@ -60,6 +65,8 @@ class JsDataClassGenerator extends DataClassMethodGenerator {
 
     @Override
     public void generateCopyFunction(@NotNull FunctionDescriptor function, @NotNull List<? extends KtParameter> constructorParameters) {
+        if (isInline) return;
+
         JsFunction functionObj = generateJsMethod(function);
 
         assert function.getValueParameters().size() == constructorParameters.size();