diff --git a/platform/build-scripts/src/org/jetbrains/intellij/build/impl/BuildTasksImpl.kt b/platform/build-scripts/src/org/jetbrains/intellij/build/impl/BuildTasksImpl.kt
index 431baa58a441..e3f4a7a2799d 100644
--- a/platform/build-scripts/src/org/jetbrains/intellij/build/impl/BuildTasksImpl.kt
+++ b/platform/build-scripts/src/org/jetbrains/intellij/build/impl/BuildTasksImpl.kt
@@ -798,7 +798,7 @@ private fun checkPluginModules(pluginModules: Collection<String>?, fieldName: St
     context.outputProvider.findModule(name)?.let { findFileInModuleSources(it, "META-INF/plugin.xml") } == null
   }
   check(unknownBundledPluginModules.isEmpty()) {
-    "The following modules from $fieldName don't contain META-INF/plugin.xml file and aren't specified as optional plugin modules" +
+    "The following modules from $fieldName don't contain META-INF/plugin.xml file and aren't specified as optional plugin modules " +
     "in productProperties.productLayout.pluginLayouts: ${unknownBundledPluginModules.joinToString()}."
   }
 }