diff --git a/config-workspace.h.cmake b/config-workspace.h.cmake
index 19e0dca3..65fc7701 100644
--- a/config-workspace.h.cmake
+++ b/config-workspace.h.cmake
@@ -9,8 +9,5 @@
 /* KDE's default home directory */
 #cmakedefine KDE_DEFAULT_HOME "${KDE_DEFAULT_HOME}"
 
-/* KDE's static libraries directory */
-#define KDE_LIBDIR "${KDE4_LIB_INSTALL_DIR}"
-
 /* KDE's system configuration directory */
 #define KDE_SYSCONFDIR "${KDE4_SYSCONF_INSTALL_DIR}"
diff --git a/kinfocenter/Modules/kernel/kernel.cpp b/kinfocenter/Modules/kernel/kernel.cpp
index 1e0996d5..e2179613 100644
--- a/kinfocenter/Modules/kernel/kernel.cpp
+++ b/kinfocenter/Modules/kernel/kernel.cpp
@@ -25,6 +25,7 @@
 #include <kaboutdata.h>
 #include <kglobal.h>
 #include <kicon.h>
+#include <kstandarddirs.h>
 #include <kdebug.h>
 #include <KPluginFactory>
 #include <KPluginLoader>
@@ -34,7 +35,7 @@
 static const QStringList s_firmwarepaths = QStringList()
     << "/lib/firmware"
     << "/usr/lib/firmware"
-    << KDE_LIBDIR "/firmware";
+    << KStandardDirs::installPath("lib") + "firmware";
 
 K_PLUGIN_FACTORY(KCMKernelFactory, registerPlugin<KCMKernel>();)
 K_EXPORT_PLUGIN(KCMKernelFactory("kcmkernel"))