diff --git a/backend.native/tests/build.gradle b/backend.native/tests/build.gradle
index 48e28e1fb5a..f391d5a339d 100644
--- a/backend.native/tests/build.gradle
+++ b/backend.native/tests/build.gradle
@@ -40,7 +40,9 @@ abstract class KonanTest extends DefaultTask {
                     "-headers", project.project(':runtime').file('src/main/kotlin'),
                     "${sourceKt.absolutePath}"
 
-            jvmArgs "-Djava.library.path=${backendNative.buildDir.canonicalPath}/nativelibs"
+            String libraryPath = "${project.llvmDir}/lib:${backendNative.buildDir.canonicalPath}/nativelibs"
+            environment 'LD_LIBRARY_PATH'   : libraryPath
+            environment 'DYLD_LIBRARY_PATH' : libraryPath
         }
         return sourceBc
     }