diff --git a/src/cmd/RbGTKGui.cpp b/src/cmd/RbGTKGui.cpp
index 16fd4cf1dd..c73fe1bbd2 100644
--- a/src/cmd/RbGTKGui.cpp
+++ b/src/cmd/RbGTKGui.cpp
@@ -524,7 +524,7 @@ static void menuitem_source_response( gchar *string )
         char *filename;
         
         filename = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog));
-        std::string fn = std::string(filename)
+        std::string fn = std::string(filename);
 
 #       if defined (RB_WIN)
         StringUtilities::replaceSubstring(fn, "\\", "\\\\");