diff --git a/include/kernel-version.mk b/include/kernel-version.mk
index 98be3714a58..3f69c701d93 100644
--- a/include/kernel-version.mk
+++ b/include/kernel-version.mk
@@ -25,8 +25,8 @@ endif
 ifeq ($(LINUX_VERSION),2.6.30.7)
   LINUX_KERNEL_MD5SUM:=40ac5c687ffd7b4d456fa61e7b250911
 endif
-ifeq ($(LINUX_VERSION),2.6.31)
-  LINUX_KERNEL_MD5SUM:=84c077a37684e4cbfa67b18154390d8a
+ifeq ($(LINUX_VERSION),2.6.31.1)
+  LINUX_KERNEL_MD5SUM:=8077cd7f7c1cdeb6aef3872441ae5294
 endif
 
 # disable the md5sum check for unknown kernel versions
diff --git a/target/linux/x86/Makefile b/target/linux/x86/Makefile
index 197da8be210..59247a4c49e 100644
--- a/target/linux/x86/Makefile
+++ b/target/linux/x86/Makefile
@@ -12,7 +12,7 @@ BOARDNAME:=x86
 FEATURES:=squashfs jffs2 ext2 vdi vmdk pcmcia tgz
 SUBTARGETS=generic
 
-LINUX_VERSION:=2.6.31
+LINUX_VERSION:=2.6.31.1
 
 include $(INCLUDE_DIR)/target.mk