diff --git a/buildSrc/src/main/kotlin/tasks.kt b/buildSrc/src/main/kotlin/tasks.kt
index bc673fb4aa1..f00c5a8016a 100644
--- a/buildSrc/src/main/kotlin/tasks.kt
+++ b/buildSrc/src/main/kotlin/tasks.kt
@@ -100,6 +100,7 @@ fun Project.projectTest(
     maxHeapSize = "1600m"
     systemProperty("idea.is.unit.test", "true")
     systemProperty("idea.home.path", intellijRootDir().canonicalPath)
+    systemProperty("java.awt.headless", "true")
     environment("NO_FS_ROOTS_ACCESS_CHECK", "true")
     environment("PROJECT_CLASSES_DIRS", testSourceSet.output.classesDirs.asPath)
     environment("PROJECT_BUILD_DIR", buildDir)
diff --git a/gradle/jps.gradle.kts b/gradle/jps.gradle.kts
index f19c17ea902..31a8e3df009 100644
--- a/gradle/jps.gradle.kts
+++ b/gradle/jps.gradle.kts
@@ -1,7 +1,7 @@
 @file:Suppress("UnstableApiUsage")
 
-import org.jetbrains.gradle.ext.*
 import org.gradle.jvm.tasks.Jar
+import org.jetbrains.gradle.ext.*
 import org.jetbrains.kotlin.ideaExt.*
 
 
@@ -26,7 +26,8 @@ fun JUnit.configureForKotlin() {
         "-Didea.home.path=$ideaSdkPath",
         "-Djps.kotlin.home=${ideaPluginDir.absolutePath}",
         "-Dkotlin.ni=" + if (rootProject.hasProperty("newInferenceTests")) "true" else "false",
-        "-Duse.jps=true"
+        "-Duse.jps=true",
+        "-Djava.awt.headless=true"
     ).joinToString(" ")
     envs = mapOf(
         "NO_FS_ROOTS_ACCESS_CHECK" to "true",