diff --git a/kernel.spec b/kernel.spec
index b49cabf..257cc6f 100644
--- a/kernel.spec
+++ b/kernel.spec
@@ -21,7 +21,7 @@
 
 # Don't parametrize this, it's a check to avoid build a kernel without having
 # edited the obsoletes needed for multiple kernel support
-%define KERNEL_OBSOLETES_ARE_FOR_VERSION 3.14.25
+%define KERNEL_OBSOLETES_ARE_FOR_VERSION 3.14.30
 
 #% define kernel_longterm 1
 %define kernel_majver %(echo %version | cut -d. -f1-2)
@@ -41,8 +41,12 @@
 
 # Build a mamba kernel if no target was specified
 %if "%{?KERNEL_TARGET}" == ""
+%ifarch x86_64
+   %define     KERNEL_TARGET mamba-x86_64
+%else
    %define     KERNEL_TARGET mamba
 %endif
+%endif
 
 # define short kernel target name for Lilo
 %define     KERNEL_TARGET_SHORT %{KERNEL_TARGET}
@@ -82,7 +86,7 @@
 %define _use_internal_dependency_generator 1
 
 Name:          kernel
-Version:       3.14.25
+Version:       3.14.30
 Release:       1mamba
 Summary:       The Linux Kernel, the operating system core itself
 Group:         System/Kernel and Hardware
@@ -213,6 +217,7 @@ Obsoletes:     kernel-%{KERNEL_TARGET} = %{kernel_majver}.11
 Obsoletes:     kernel-%{KERNEL_TARGET} = %{kernel_majver}.19
 Obsoletes:     kernel-%{KERNEL_TARGET} = %{kernel_majver}.23
 Obsoletes:     kernel-%{KERNEL_TARGET} = %{kernel_majver}.24
+Obsoletes:     kernel-%{KERNEL_TARGET} = %{kernel_majver}.25
 ## KERNELOBSOLETES-END
 
 %description %{KERNEL_TARGET}
@@ -238,6 +243,9 @@ Obsoletes:     kernel-%{KERNEL_TARGET}-source = %{kernel_majver}.11
 Obsoletes:     kernel-%{KERNEL_TARGET}-source = %{kernel_majver}.19
 Obsoletes:     kernel-%{KERNEL_TARGET}-source = %{kernel_majver}.23
 Obsoletes:     kernel-%{KERNEL_TARGET}-source = %{kernel_majver}.24
+Obsoletes:     kernel-%{KERNEL_TARGET}-source = %{kernel_majver}.25
+Obsoletes:     kernel-%{KERNEL_TARGET}-source = %{kernel_majver}.26
+Obsoletes:     kernel-%{KERNEL_TARGET}-source = %{kernel_majver}.27
 ## KERNELOBSOLETES-END
 
 %description %{KERNEL_TARGET}-source
@@ -260,6 +268,9 @@ Obsoletes:     kernel-%{KERNEL_TARGET}-headers = %{kernel_majver}.11
 Obsoletes:     kernel-%{KERNEL_TARGET}-headers = %{kernel_majver}.19
 Obsoletes:     kernel-%{KERNEL_TARGET}-headers = %{kernel_majver}.23
 Obsoletes:     kernel-%{KERNEL_TARGET}-headers = %{kernel_majver}.24
+Obsoletes:     kernel-%{KERNEL_TARGET}-headers = %{kernel_majver}.25
+Obsoletes:     kernel-%{KERNEL_TARGET}-headers = %{kernel_majver}.26
+Obsoletes:     kernel-%{KERNEL_TARGET}-headers = %{kernel_majver}.27
 ## KERNELOBSOLETES-END
 
 %description %{KERNEL_TARGET}-headers
@@ -282,6 +293,9 @@ Obsoletes:     kernel-%{KERNEL_TARGET}-headers-sanitised = %{kernel_majver}.11
 Obsoletes:     kernel-%{KERNEL_TARGET}-headers-sanitised = %{kernel_majver}.19
 Obsoletes:     kernel-%{KERNEL_TARGET}-headers-sanitised = %{kernel_majver}.23
 Obsoletes:     kernel-%{KERNEL_TARGET}-headers-sanitised = %{kernel_majver}.24
+Obsoletes:     kernel-%{KERNEL_TARGET}-headers-sanitised = %{kernel_majver}.25
+Obsoletes:     kernel-%{KERNEL_TARGET}-headers-sanitised = %{kernel_majver}.26
+Obsoletes:     kernel-%{KERNEL_TARGET}-headers-sanitised = %{kernel_majver}.27
 ## KERNELOBSOLETES-END
 
 %description %{KERNEL_TARGET}-headers-sanitised
@@ -305,6 +319,9 @@ Obsoletes:     kernel-%{KERNEL_TARGET}-sound = %{kernel_majver}.11
 Obsoletes:     kernel-%{KERNEL_TARGET}-sound = %{kernel_majver}.19
 Obsoletes:     kernel-%{KERNEL_TARGET}-sound = %{kernel_majver}.23
 Obsoletes:     kernel-%{KERNEL_TARGET}-sound = %{kernel_majver}.24
+Obsoletes:     kernel-%{KERNEL_TARGET}-sound = %{kernel_majver}.25
+Obsoletes:     kernel-%{KERNEL_TARGET}-sound = %{kernel_majver}.26
+Obsoletes:     kernel-%{KERNEL_TARGET}-sound = %{kernel_majver}.27
 ## KERNELOBSOLETES-END
 
 %description %{KERNEL_TARGET}-sound
@@ -329,6 +346,9 @@ Obsoletes:     kernel-%{KERNEL_TARGET}-wireless = %{kernel_majver}.11
 Obsoletes:     kernel-%{KERNEL_TARGET}-wireless = %{kernel_majver}.19
 Obsoletes:     kernel-%{KERNEL_TARGET}-wireless = %{kernel_majver}.23
 Obsoletes:     kernel-%{KERNEL_TARGET}-wireless = %{kernel_majver}.24
+Obsoletes:     kernel-%{KERNEL_TARGET}-wireless = %{kernel_majver}.25
+Obsoletes:     kernel-%{KERNEL_TARGET}-wireless = %{kernel_majver}.26
+Obsoletes:     kernel-%{KERNEL_TARGET}-wireless = %{kernel_majver}.27
 ## KERNELOBSOLETES-END
 Requires:      crda
 
@@ -352,6 +372,9 @@ Obsoletes:     kernel-%{KERNEL_TARGET}-firmware = %{kernel_majver}.11
 Obsoletes:     kernel-%{KERNEL_TARGET}-firmware = %{kernel_majver}.19
 Obsoletes:     kernel-%{KERNEL_TARGET}-firmware = %{kernel_majver}.23
 Obsoletes:     kernel-%{KERNEL_TARGET}-firmware = %{kernel_majver}.24
+Obsoletes:     kernel-%{KERNEL_TARGET}-firmware = %{kernel_majver}.25
+Obsoletes:     kernel-%{KERNEL_TARGET}-firmware = %{kernel_majver}.26
+Obsoletes:     kernel-%{KERNEL_TARGET}-firmware = %{kernel_majver}.27
 ## KERNELOBSOLETES-END
 Provides:      linux_firmware
 
@@ -365,6 +388,11 @@ Firmware files used by the Linux Kernel.
    exit 1
 %endif
 
+ld -v | grep "gold" && {
+   echo "Error: ld GOLD detected, which is incompatible with this package. Aborting."
+   exit 1
+}
+
 %if "%{?KERNEL_TARGET}" == ""
    echo "No target specified, aborting."
    exit 1
@@ -1039,6 +1067,15 @@ exit 0
 /lib/firmware/*
 
 %changelog
+* Thu Jan 29 2015 Silvan Calarco <silvan.calarco@mambasoft.it> 3.14.30-1mamba
+- update to 3.14.30
+
+* Sat Dec 20 2014 Silvan Calarco <silvan.calarco@mambasoft.it> 3.14.27-1mamba
+- update to 3.14.27
+
+* Tue Dec 16 2014 Silvan Calarco <silvan.calarco@mambasoft.it> 3.14.26-1mamba
+- update to 3.14.26
+
 * Sat Nov 22 2014 Silvan Calarco <silvan.calarco@mambasoft.it> 3.14.25-1mamba
 - update to 3.14.25