diff --git a/build.gradle.kts b/build.gradle.kts
index 6849d246c..76a3f7173 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -32,7 +32,7 @@ plugins {
 }
 
 //val headlessTests = true
-val headlessTests = System.getenv("CI") == "true" || System.getenv("HEADLESS_TESTS") == "true"
+val headlessTests = System.getenv("NON_HEADLESS_TESTS") != "true"
 val useMimalloc = true
 //val useMimalloc = false