diff --git a/OnDemandUpdatePTU.pro b/OnDemandUpdatePTU.pro
index 9cdd8b2..233468c 100644
--- a/OnDemandUpdatePTU.pro
+++ b/OnDemandUpdatePTU.pro
@@ -14,6 +14,7 @@ CONFIG += c++17 console
 
 DEFINES+=APP_VERSION=\\\"$$VERSION\\\"
 
+QMAKE_CXXFLAGS += -g
 QMAKE_CXXFLAGS += -Wno-deprecated-copy
 
 # custom target for 'git subtree'