diff -ur plasma-desktop-5.3.1/kcms/touchpad/src/backends/x11/xlibbackend.cpp plasma-desktop-5.3.1-patched/kcms/touchpad/src/backends/x11/xlibbackend.cpp
--- plasma-desktop-5.3.1/kcms/touchpad/src/backends/x11/xlibbackend.cpp	2015-05-21 11:56:56.000000000 -0500
+++ plasma-desktop-5.3.1-patched/kcms/touchpad/src/backends/x11/xlibbackend.cpp	2015-06-23 14:37:18.191713320 -0500
@@ -322,11 +322,16 @@
     xcb_connection_t *connection = XGetXCBConnection(display.data());
     XcbAtom synaptics_prop_capablities, libinput_prop_tapping;
 
+    synaptics_prop_capablities.intern(connection,"synaptics Tap Action");
+    if (synaptics_prop_capablities.atom()) {
+        return new XlibSynapticsBackend(parent);
+    } else {
     libinput_prop_tapping.intern(connection, "libinput Tapping Enabled");
     if (libinput_prop_tapping.atom())
         return new XlibLibinputBackend(parent);
     else
         return new XlibSynapticsBackend(parent);
+    }
 }
 
 XlibBackend::~XlibBackend()