diff --git a/src/plugins/runner/nominatim-search/OsmNominatimSearchRunner.cpp b/src/plugins/runner/nominatim-search/OsmNominatimSearchRunner.cpp
--- a/src/plugins/runner/nominatim-search/OsmNominatimSearchRunner.cpp
+++ b/src/plugins/runner/nominatim-search/OsmNominatimSearchRunner.cpp
@@ -50,7 +50,7 @@
 
 void OsmNominatimRunner::search( const QString &searchTerm, const GeoDataLatLonBox &preferred )
 {    
-    QString base = "http://nominatim.openstreetmap.org/search?";
+    QString base = "https://nominatim.openstreetmap.org/search?";
     QString query = "q=%1&format=xml&addressdetails=1&accept-language=%2";
     QString url = QString(base + query).arg(searchTerm).arg(MarbleLocale::languageCode());
     if( !preferred.isEmpty() ) {