diff --git a/build.gradle.kts b/build.gradle.kts
index 4446678..bb980b8 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -33,6 +33,7 @@ val jupiterVersion: String by project
 
 tasks.test {
 	useJUnitPlatform()
+	maxHeapSize = "8G"
 }
 
 dependencies {
diff --git a/src/test/kotlin/ru/dbotthepony/kommons/test/StreamTests.kt b/src/test/kotlin/ru/dbotthepony/kommons/test/StreamTests.kt
index a4aa707..e28c2ec 100644
--- a/src/test/kotlin/ru/dbotthepony/kommons/test/StreamTests.kt
+++ b/src/test/kotlin/ru/dbotthepony/kommons/test/StreamTests.kt
@@ -3,7 +3,6 @@ package ru.dbotthepony.kommons.test
 import it.unimi.dsi.fastutil.io.FastByteArrayInputStream
 import it.unimi.dsi.fastutil.io.FastByteArrayOutputStream
 import org.junit.jupiter.api.Test
-import ru.dbotthepony.kommons.io.readVarInt
 import ru.dbotthepony.kommons.io.readVarIntInfo
 import ru.dbotthepony.kommons.io.writeVarInt
 import kotlin.test.assertEquals