diff --git a/compiler/serialization/src/org/jetbrains/kotlin/serialization/DescriptorSerializer.kt b/compiler/serialization/src/org/jetbrains/kotlin/serialization/DescriptorSerializer.kt
index 6bb22bfd09d..7fabc07f5c5 100644
--- a/compiler/serialization/src/org/jetbrains/kotlin/serialization/DescriptorSerializer.kt
+++ b/compiler/serialization/src/org/jetbrains/kotlin/serialization/DescriptorSerializer.kt
@@ -8,7 +8,6 @@ package org.jetbrains.kotlin.serialization
 import com.intellij.openapi.project.Project
 import org.jetbrains.kotlin.builtins.KotlinBuiltIns
 import org.jetbrains.kotlin.builtins.isSuspendFunctionType
-import org.jetbrains.kotlin.builtins.isSuspendFunctionTypeOrSubtype
 import org.jetbrains.kotlin.builtins.transformSuspendFunctionToRuntimeFunctionType
 import org.jetbrains.kotlin.config.LanguageFeature
 import org.jetbrains.kotlin.descriptors.*
@@ -331,10 +330,6 @@ class DescriptorSerializer private constructor(
         versionRequirementTable?.run {
             builder.addAllVersionRequirement(serializeVersionRequirements(descriptor))
 
-            if (descriptor.isSuspendOrHasSuspendTypesInSignature()) {
-                builder.addVersionRequirement(writeVersionRequirementDependingOnCoroutinesVersion())
-            }
-
             if (descriptor.hasInlineClassTypesInSignature()) {
                 builder.addVersionRequirement(writeVersionRequirement(LanguageFeature.InlineClasses))
             }
@@ -429,10 +424,6 @@ class DescriptorSerializer private constructor(
         versionRequirementTable?.run {
             builder.addAllVersionRequirement(serializeVersionRequirements(descriptor))
 
-            if (descriptor.isSuspendOrHasSuspendTypesInSignature()) {
-                builder.addVersionRequirement(writeVersionRequirementDependingOnCoroutinesVersion())
-            }
-
             if (descriptor.hasInlineClassTypesInSignature()) {
                 builder.addVersionRequirement(writeVersionRequirement(LanguageFeature.InlineClasses))
             }
@@ -473,10 +464,6 @@ class DescriptorSerializer private constructor(
         versionRequirementTable?.run {
             builder.addAllVersionRequirement(serializeVersionRequirements(descriptor))
 
-            if (descriptor.isSuspendOrHasSuspendTypesInSignature()) {
-                builder.addVersionRequirement(writeVersionRequirementDependingOnCoroutinesVersion())
-            }
-
             if (descriptor.hasInlineClassTypesInSignature()) {
                 builder.addVersionRequirement(writeVersionRequirement(LanguageFeature.InlineClasses))
             }
@@ -491,15 +478,6 @@ class DescriptorSerializer private constructor(
         return builder
     }
 
-    private fun MutableVersionRequirementTable.writeVersionRequirementDependingOnCoroutinesVersion(): Int =
-        writeVersionRequirement(LanguageFeature.ReleaseCoroutines)
-
-    private fun CallableMemberDescriptor.isSuspendOrHasSuspendTypesInSignature(): Boolean {
-        if (this is FunctionDescriptor && isSuspend) return true
-
-        return allTypesFromSignature().any { type -> type.contains(UnwrappedType::isSuspendFunctionTypeOrSubtype) }
-    }
-
     private fun CallableMemberDescriptor.hasInlineClassTypesInSignature(): Boolean {
         return allTypesFromSignature().any { type -> type.contains(UnwrappedType::isInlineClassType) }
     }
diff --git a/compiler/testData/versionRequirement/nestedClassMembers.kt b/compiler/testData/versionRequirement/nestedClassMembers.kt
index ad651b2c192..56a703a9169 100644
--- a/compiler/testData/versionRequirement/nestedClassMembers.kt
+++ b/compiler/testData/versionRequirement/nestedClassMembers.kt
@@ -12,8 +12,6 @@ class Outer {
 
             @RequireKotlin("1.3")
             val x = ""
-
-            suspend fun s() {}
         }
     }
 
diff --git a/compiler/testData/versionRequirement/suspendFun.kt b/compiler/testData/versionRequirement/suspendFun.kt
deleted file mode 100644
index 6e3777d81b7..00000000000
--- a/compiler/testData/versionRequirement/suspendFun.kt
+++ /dev/null
@@ -1,16 +0,0 @@
-package test
-
-suspend fun topLevel() {}
-
-class Foo {
-    constructor(block: suspend () -> Unit)
-
-    suspend fun member() {}
-}
-
-fun async1(block: suspend () -> Unit) {}
-fun (suspend () -> Unit).async2() {}
-fun async3(): suspend () -> Unit = null!!
-fun async4(): Map<Int, suspend () -> Unit>? = null
-
-val (suspend () -> Unit).asyncVal: () -> Unit get() = {}
diff --git a/compiler/tests/org/jetbrains/kotlin/serialization/AbstractVersionRequirementTest.kt b/compiler/tests/org/jetbrains/kotlin/serialization/AbstractVersionRequirementTest.kt
index be276585535..ee6b9d26228 100644
--- a/compiler/tests/org/jetbrains/kotlin/serialization/AbstractVersionRequirementTest.kt
+++ b/compiler/tests/org/jetbrains/kotlin/serialization/AbstractVersionRequirementTest.kt
@@ -124,23 +124,6 @@ abstract class AbstractVersionRequirementTest : TestCaseWithTmpdir() {
 
     protected abstract fun loadModule(directory: File): ModuleDescriptor
 
-    fun testSuspendFun() {
-        doTest(
-            VersionRequirement.Version(1, 3), DeprecationLevel.ERROR, null, ProtoBuf.VersionRequirement.VersionKind.LANGUAGE_VERSION, null,
-            customLanguageVersion = LanguageVersion.KOTLIN_1_3,
-            fqNamesWithRequirements = listOf(
-                "test.topLevel",
-                "test.Foo.member",
-                "test.Foo.<init>",
-                "test.async1",
-                "test.async2",
-                "test.async3",
-                "test.async4",
-                "test.asyncVal"
-            )
-        )
-    }
-
     fun testDefinitelyNotNull() {
         doTest(
             VersionRequirement.Version(1, 7), DeprecationLevel.ERROR, null, ProtoBuf.VersionRequirement.VersionKind.LANGUAGE_VERSION, null,
@@ -221,7 +204,6 @@ abstract class AbstractVersionRequirementTest : TestCaseWithTmpdir() {
                 "test.Outer.Inner.Deep.<init>",
                 "test.Outer.Inner.Deep.f",
                 "test.Outer.Inner.Deep.x",
-                "test.Outer.Inner.Deep.s",
                 "test.Outer.Nested.g",
                 "test.Outer.Companion"
             )
diff --git a/libraries/tools/kotlinp/testData/SimpleClass.txt b/libraries/tools/kotlinp/testData/SimpleClass.txt
index fb4d10a3e71..b63fda4f5a8 100644
--- a/libraries/tools/kotlinp/testData/SimpleClass.txt
+++ b/libraries/tools/kotlinp/testData/SimpleClass.txt
@@ -8,7 +8,6 @@ public final class SimpleClass<in T#0 /* A */> : kotlin/Any {
   // signature: <init>(I)V
   public constructor(p: kotlin/Int /* = ... */)
 
-  // requires language version 1.3.0 (level=ERROR)
   // signature: g(Lkotlin/jvm/functions/Function0;Lkotlin/jvm/functions/Function1;Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
   protected final inline suspend fun <reified T#1 /* T */> g(crossinline a: kotlin/Function0<T#0>, noinline b: suspend kotlin/Function1<kotlin/coroutines/Continuation<T#1>, kotlin/Any?>): kotlin/Unit
 
diff --git a/libraries/tools/kotlinp/testData/ValueClass.txt b/libraries/tools/kotlinp/testData/ValueClass.txt
index 6392bcbf063..34a76f8efe8 100644
--- a/libraries/tools/kotlinp/testData/ValueClass.txt
+++ b/libraries/tools/kotlinp/testData/ValueClass.txt
@@ -31,7 +31,6 @@ public final value class A : kotlin/Any {
 // requires language version 1.3.0 (level=ERROR)
 public final value class B : kotlin/Any {
 
-  // requires language version 1.3.0 (level=ERROR)
   // requires language version 1.3.0 (level=ERROR)
   // signature: constructor-impl(Lkotlin/jvm/functions/Function1;)Lkotlin/jvm/functions/Function1;
   public constructor(f: suspend kotlin/Function1<kotlin/coroutines/Continuation<kotlin/Unit>, kotlin/Any?>)
@@ -45,7 +44,6 @@ public final value class B : kotlin/Any {
   // signature: toString-impl(Lkotlin/jvm/functions/Function1;)Ljava/lang/String;
   public open /* synthesized */ fun toString(): kotlin/String
 
-  // requires language version 1.3.0 (level=ERROR)
   // field: f:Lkotlin/jvm/functions/Function1;
   private final val f: suspend kotlin/Function1<kotlin/coroutines/Continuation<kotlin/Unit>, kotlin/Any?>
     private final get