diff --git a/usbguard-pthread.patch b/usbguard-pthread.patch
index 57f2a3e..0ef969b 100644
--- a/usbguard-pthread.patch
+++ b/usbguard-pthread.patch
@@ -11,3 +11,12 @@ Index: usbguard-0.7.4/Makefile.am
  usbguard_daemon_LDADD=\
  	$(top_builddir)/libusbguard.la \
  	@seccomp_LIBS@ \
+@@ -607,6 +609,8 @@ nodist_usbguard_applet_qt_SOURCES=\
+ 	src/GUI.Qt/SessionBlocker.moc.cpp \
+ 	src/GUI.Qt/TargetDelegate.moc.cpp
+ 
++usbguard_applet_qt_LIBFLAGS= -pthread
++
+ usbguard_applet_qt_LDADD=\
+ 	$(top_builddir)/libusbguard.la \
+ 	@qt_LIBS@