diff --git a/src/Main/globals.cxx b/src/Main/globals.cxx
index 84cf2c888..9e49368ef 100644
--- a/src/Main/globals.cxx
+++ b/src/Main/globals.cxx
@@ -255,6 +255,7 @@ FGGlobals::~FGGlobals()
     props.clear();
 
     delete commands;
+    delete simgear::ResourceManager::instance();
 }
 
 // set the fg_root path