diff --git a/src/test/kotlin/org/jetbrains/kotlin/jupyter/test/replTests.kt b/src/test/kotlin/org/jetbrains/kotlin/jupyter/test/replTests.kt
index 6dc50b2db..c4a1c9cbf 100644
--- a/src/test/kotlin/org/jetbrains/kotlin/jupyter/test/replTests.kt
+++ b/src/test/kotlin/org/jetbrains/kotlin/jupyter/test/replTests.kt
@@ -33,7 +33,7 @@ class ReplTest {
     fun TestScriptIsolation() {
         val repl = ReplForJupyter(classpath)
         assertFails {
-            repl.eval("""Thread.currentThread().contextClassLoader.loadClass("org.jetbrains.kotlin.jupyter.ReplForJupyter")""")
+            repl.eval("org.jetbrains.kotlin.jupyter.ReplLineMagics.use")
         }
     }