diff --git a/src/lib/indexerconfig.cpp b/src/lib/indexerconfig.cpp
--- a/src/lib/indexerconfig.cpp
+++ b/src/lib/indexerconfig.cpp
@@ -43,6 +43,7 @@
 
 IndexerConfig::~IndexerConfig()
 {
+    d->m_settings.save();
     delete d;
 }