diff --git a/src/libs/utils/macroexpander.cpp b/src/libs/utils/macroexpander.cpp
index 3b8f4dea4a1..379ca05fd20 100644
--- a/src/libs/utils/macroexpander.cpp
+++ b/src/libs/utils/macroexpander.cpp
@@ -232,7 +232,7 @@ using namespace Internal;
     A typical setup is to register variables in the Plugin::initialize() function.
 
     \code
-    bool MyPlugin::initialize(const QStringList &arguments, QString *errorString)
+    void MyPlugin::initialize()
     {
         [...]
         MacroExpander::registerVariable(