diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index 6aadce9..06c6b26 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -50,6 +50,8 @@ tasks.register<JavaExec>("runCbmCgl") {
     group = "application"
     classpath = sourceSets["main"].runtimeClasspath
     mainClass = "de.uni_marburg.powersort.benchmark.CbmCgl"
+    // Results in `-Xmx8g` being passed to JVM
+    maxHeapSize = "8g"
 }
 tasks.register<JavaExec>("runCbmCompetition") {
     description = "Run Custom Benchmark (CBM) with Powersort competition lists"