diff --git a/plugins/scripting/scripting-compiler-impl/src/org/jetbrains/kotlin/scripting/definitions/LazyScriptDefinitionProvider.kt b/plugins/scripting/scripting-compiler-impl/src/org/jetbrains/kotlin/scripting/definitions/LazyScriptDefinitionProvider.kt
index 8dca772ee5f..f677160e026 100644
--- a/plugins/scripting/scripting-compiler-impl/src/org/jetbrains/kotlin/scripting/definitions/LazyScriptDefinitionProvider.kt
+++ b/plugins/scripting/scripting-compiler-impl/src/org/jetbrains/kotlin/scripting/definitions/LazyScriptDefinitionProvider.kt
@@ -61,7 +61,7 @@ abstract class LazyScriptDefinitionProvider : ScriptDefinitionProvider {
         }
     }
 
-    protected fun dispose() {
+    protected open fun dispose() {
         disposed = true
         clearCache()
     }