diff --git a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/internal/idea.kt b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/internal/idea.kt
new file mode 100644
index 00000000000..5025f3564e2
--- /dev/null
+++ b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/internal/idea.kt
@@ -0,0 +1,22 @@
+/*
+ * Copyright 2010-2019 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package org.jetbrains.kotlin.gradle.internal
+
+internal val isInIdeaSync: Boolean
+    get() {
+        // "idea.sync.active" was introduced in 2019.1
+        if (System.getProperty("idea.sync.active")?.toBoolean() == true) return true
+
+        // before 2019.1 there is "idea.active" that was true only on sync,
+        // but since 2019.1 "idea.active" present in task execution too.
+        // So let's check Idea version
+        val majorIdeaVersion = System.getProperty("idea.version")
+            ?.split(".")
+            ?.getOrNull(0)
+        val isBeforeIdea2019 = majorIdeaVersion == null || majorIdeaVersion.toInt() < 2019
+
+        return isBeforeIdea2019 && System.getProperty("idea.active")?.toBoolean() == true
+    }
\ No newline at end of file
diff --git a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/npm/NpmDependency.kt b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/npm/NpmDependency.kt
index ece0b028ea5..69dcf3998fc 100644
--- a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/npm/NpmDependency.kt
+++ b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/npm/NpmDependency.kt
@@ -15,6 +15,7 @@ import org.gradle.api.internal.artifacts.ResolvableDependency
 import org.gradle.api.internal.artifacts.dependencies.SelfResolvingDependencyInternal
 import org.gradle.api.tasks.TaskDependency
 import org.gradle.internal.component.local.model.DefaultLibraryBinaryIdentifier
+import org.jetbrains.kotlin.gradle.internal.isInIdeaSync
 import org.jetbrains.kotlin.gradle.targets.js.npm.NpmResolver.ResolutionCallResult.*
 import java.io.File
 
@@ -51,9 +52,12 @@ data class NpmDependency(
     }
 
     private fun resolveProject(): NpmResolver.ResolvedProject? {
-        val result = NpmResolver.resolve(project)
+        val result =
+            if (isInIdeaSync) NpmResolver.resolve(project)
+            else NpmResolver.getAlreadyResolvedOrNull(project)
 
         return when (result) {
+            null -> null
             is AlreadyInProgress -> null
             is AlreadyResolved -> {
                 check(this in result.resolution.npmPackage!!.npmDependencies) {
diff --git a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/npm/NpmResolver.kt b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/npm/NpmResolver.kt
index 8e61991fbd2..bbab0f6d9be 100644
--- a/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/npm/NpmResolver.kt
+++ b/libraries/tools/kotlin-gradle-plugin/src/main/kotlin/org/jetbrains/kotlin/gradle/targets/js/npm/NpmResolver.kt
@@ -40,8 +40,7 @@ internal class NpmResolver private constructor(val rootProject: Project) : AutoC
             val rootProject = project.rootProject
             val process = ProjectData[rootProject]
 
-            if (process != null && process.resolved == null)
-                return AlreadyInProgress
+            if (process != null && process.resolved == null) return AlreadyInProgress
 
             val resolved = process?.resolved
 
@@ -54,6 +53,16 @@ internal class NpmResolver private constructor(val rootProject: Project) : AutoC
             }
         }
 
+        fun getAlreadyResolvedOrNull(project: Project): ResolutionCallResult? {
+            val rootProject = project.rootProject
+            val process = ProjectData[rootProject]
+            if (process != null && process.resolved == null) return AlreadyInProgress
+            val resolved = process?.resolved
+            if (resolved != null) return AlreadyResolved(ProjectData[project]!!.resolved!!)
+
+            return null
+        }
+
         fun requireResolved(project: Project, reason: String = ""): ResolvedProject =
             ProjectData[project.rootProject]?.resolved
                 ?: error("NPM dependencies should be resolved$reason")