--- a/wfview.pro
+++ b/wfview.pro
@@ -22,11 +22,11 @@ CONFIG(debug, release|debug) {
     win32:LIBS += -L../portaudio/msvc/Win32/Debug/ -lportaudio_x86 -lole32
 } else {
     # For Release builds only:
-    linux:QMAKE_CXXFLAGS += -s
+    linux:QMAKE_CXXFLAGS += -O2 -g
     QMAKE_CXXFLAGS += -fvisibility=hidden
     QMAKE_CXXFLAGS += -fvisibility-inlines-hidden
     QMAKE_CXXFLAGS += -faligned-new
-    linux:QMAKE_LFLAGS += -O2 -s
+    linux:QMAKE_LFLAGS += -O2 -g
     win32:DESTDIR = wfview-debug
     win32:LIBS += -L../portaudio/msvc/Win32/Release/ -lportaudio_x86 -lole32
 }
