diff --git a/libraries/stdlib/common/build.gradle b/libraries/stdlib/common/build.gradle
index 75fe791eab9..384ec09ee9a 100644
--- a/libraries/stdlib/common/build.gradle
+++ b/libraries/stdlib/common/build.gradle
@@ -13,6 +13,7 @@ def commonTestSrcDir = "../test"
 
 sourceSets {
     main {
+        if (!BuildPropertiesKt.getKotlinBuildProperties(project).inIdeaSync)
         kotlin {
             srcDir 'src'
             srcDir commonSrcDir
@@ -23,6 +24,7 @@ sourceSets {
         }
     }
     test {
+        if (!BuildPropertiesKt.getKotlinBuildProperties(project).inIdeaSync)
         kotlin {
             srcDir commonTestSrcDir
             srcDir 'test'
diff --git a/libraries/stdlib/js-ir/build.gradle.kts b/libraries/stdlib/js-ir/build.gradle.kts
index 3e36db56abd..5179bf2e707 100644
--- a/libraries/stdlib/js-ir/build.gradle.kts
+++ b/libraries/stdlib/js-ir/build.gradle.kts
@@ -118,8 +118,11 @@ kotlin {
         }
         named("jsMain") {
             kotlin.srcDir(files(jsMainSources.map { it.destinationDir }))
+            if (!kotlinBuildProperties.isInIdeaSync)
             kotlin.srcDir("builtins")
+            if (!kotlinBuildProperties.isInIdeaSync)
             kotlin.srcDir("runtime")
+            if (!kotlinBuildProperties.isInIdeaSync)
             kotlin.srcDir("src")
         }
         named("commonTest") {
diff --git a/libraries/stdlib/js-v1/build.gradle b/libraries/stdlib/js-v1/build.gradle
index 26cd2919d2a..023cba3f3e6 100644
--- a/libraries/stdlib/js-v1/build.gradle
+++ b/libraries/stdlib/js-v1/build.gradle
@@ -42,6 +42,7 @@ def kotlinTestJsTestOutputFile = "${project(':kotlin-test:kotlin-test-js').build
 
 sourceSets {
     builtins {
+        if (!BuildPropertiesKt.getKotlinBuildProperties(project).inIdeaSync)
         kotlin {
             srcDir builtinsSrcDir2
             srcDir "${jsCommonDir}/runtime"
@@ -50,6 +51,7 @@ sourceSets {
     }
 
     main {
+        if (!BuildPropertiesKt.getKotlinBuildProperties(project).inIdeaSync)
         kotlin {
             srcDir builtinsSrcDir
             srcDir jsCommonSrcDir
@@ -58,6 +60,7 @@ sourceSets {
     }
 
     test {
+        if (!BuildPropertiesKt.getKotlinBuildProperties(project).inIdeaSync)
         kotlin {
             srcDir jsTestSrcDir
             srcDir jsCommonTestSrcDir
diff --git a/libraries/stdlib/jvm/build.gradle b/libraries/stdlib/jvm/build.gradle
index 305140cb75a..72520e4d5b9 100644
--- a/libraries/stdlib/jvm/build.gradle
+++ b/libraries/stdlib/jvm/build.gradle
@@ -18,11 +18,13 @@ configurations {
 
 sourceSets {
     compileOnlyDeclarations {
+        if (!BuildPropertiesKt.getKotlinBuildProperties(project).inIdeaSync)
         java {
             srcDir 'compileOnly'
         }
     }
     main {
+        if (!BuildPropertiesKt.getKotlinBuildProperties(project).inIdeaSync)
         java {
             srcDir "${rootDir}/core/builtins/src"
             srcDir 'runtime'
@@ -30,16 +32,19 @@ sourceSets {
         }
     }
     mainJdk7 {
+        if (!BuildPropertiesKt.getKotlinBuildProperties(project).inIdeaSync)
         kotlin {
             srcDir '../jdk7/src'
         }
     }
     mainJdk8 {
+        if (!BuildPropertiesKt.getKotlinBuildProperties(project).inIdeaSync)
         kotlin {
             srcDir '../jdk8/src'
         }
     }
     test {
+        if (!BuildPropertiesKt.getKotlinBuildProperties(project).inIdeaSync)
         kotlin {
             srcDir 'test'
             srcDir '../jdk7/test'
@@ -47,11 +52,13 @@ sourceSets {
         }
     }
     longRunningTest {
+        if (!BuildPropertiesKt.getKotlinBuildProperties(project).inIdeaSync)
         kotlin {
             srcDir 'testLongRunning'
         }
     }
     java9 {
+        if (!BuildPropertiesKt.getKotlinBuildProperties(project).inIdeaSync)
         java {
             srcDir 'java9'
         }