diff --git a/srcpkgs/catalyst/files/kolasa_4.0-cr4-strn.patch b/srcpkgs/catalyst/files/kolasa_4.0-cr4-strn.patch
new file mode 100644
index 00000000000..7bce698bad3
--- /dev/null
+++ b/srcpkgs/catalyst/files/kolasa_4.0-cr4-strn.patch
@@ -0,0 +1,70 @@
+diff -uNr 14.12/common/lib/modules/fglrx/build_mod/firegl_public.c 14.12_2/common/lib/modules/fglrx/build_mod/firegl_public.c
+--- 14.12/common/lib/modules/fglrx/build_mod/firegl_public.c	2014-11-28 21:02:10.000000000 +0100
++++ 14.12_2/common/lib/modules/fglrx/build_mod/firegl_public.c	2015-03-08 13:30:42.565275902 +0100
+@@ -4468,8 +4468,13 @@
+ 
+     if (cpu_has_pge)
+     {
++#if LINUX_VERSION_CODE < KERNEL_VERSION(4,0,0)
+         cr4 = read_cr4();
+         write_cr4(cr4 & ~X86_CR4_PGE);
++#else
++        cr4 = __read_cr4();
++        __write_cr4(cr4 & ~X86_CR4_PGE);
++#endif
+     }
+      __flush_tlb();
+ 
+@@ -4482,7 +4487,11 @@
+     write_cr0(cr0 & 0xbfffffff);
+     if (cpu_has_pge)
+     {
++#if LINUX_VERSION_CODE < KERNEL_VERSION(4,0,0)
+         write_cr4(cr4);
++#else
++        __write_cr4(cr4);
++#endif
+     }
+     local_irq_restore(flags);
+ 
+@@ -4509,8 +4518,13 @@
+ 
+     if (cpu_has_pge)
+     {
++#if LINUX_VERSION_CODE < KERNEL_VERSION(4,0,0)
+         cr4 = read_cr4();
+         write_cr4(cr4 & ~X86_CR4_PGE);
++#else
++        cr4 = __read_cr4();
++        __write_cr4(cr4 & ~X86_CR4_PGE);
++#endif
+     }
+      __flush_tlb();
+   
+@@ -4522,7 +4536,11 @@
+     write_cr0(cr0 & 0xbfffffff);
+     if (cpu_has_pge)
+     {
++#if LINUX_VERSION_CODE < KERNEL_VERSION(4,0,0)
+         write_cr4(cr4);
++#else
++        __write_cr4(cr4);
++#endif
+     }
+     local_irq_restore(flags);
+ 
+diff -uNr 14.12/common/lib/modules/fglrx/build_mod/kcl_str.c 14.12_2/common/lib/modules/fglrx/build_mod/kcl_str.c
+--- 14.12/common/lib/modules/fglrx/build_mod/kcl_str.c	2014-11-28 21:02:10.000000000 +0100
++++ 14.12_2/common/lib/modules/fglrx/build_mod/kcl_str.c	2015-03-08 13:25:11.568396701 +0100
+@@ -169,7 +169,11 @@
+                                   const char* s2,
+                                   KCL_TYPE_SizeSigned count)
+ {
++#if LINUX_VERSION_CODE < KERNEL_VERSION(4,0,0)
+     return strnicmp(s1, s2, count);
++#else
++    return strncasecmp(s1, s2, count);
++#endif
+ }
+ 
+ /** \brief Locate character in string
diff --git a/srcpkgs/catalyst/template b/srcpkgs/catalyst/template
index abd4d467686..cfe98731858 100644
--- a/srcpkgs/catalyst/template
+++ b/srcpkgs/catalyst/template
@@ -4,7 +4,7 @@ _distver="14.12"
 
 pkgname=catalyst
 version=14.501.1003
-revision=6
+revision=7
 maintainer="Juan RP <xtraeme@voidlinux.eu>"
 license="Propietary AMD license"
 homepage="http://www.amd.com"
@@ -39,6 +39,7 @@ do_build() {
 	patch -Np1 -i ${FILESDIR}/fglrx_3.17rc6-no_hotplug.patch
 	patch -Np1 -i ${FILESDIR}/lano1106_fglrx-13.8_proc.patch
 	patch -Np1 -i ${FILESDIR}/kolasa-3.19-get_cpu_var.patch
+	patch -Np1 -i ${FILESDIR}/kolasa_4.0-cr4-strn.patch
 }
 do_install() {
 	cd fglrx