diff --git a/target/linux/generic/config-3.3 b/target/linux/generic/config-3.3
index 4458ef0ac..371db3e27 100644
--- a/target/linux/generic/config-3.3
+++ b/target/linux/generic/config-3.3
@@ -3447,7 +3447,7 @@ CONFIG_XFRM=y
 # CONFIG_XIP_KERNEL is not set
 # CONFIG_XMON is not set
 # CONFIG_XVMALLOC is not set
-# CONFIG_XZ_DEC is not set
+CONFIG_XZ_DEC=y
 # CONFIG_XZ_DEC_ARM is not set
 # CONFIG_XZ_DEC_ARMTHUMB is not set
 # CONFIG_XZ_DEC_BCJ is not set
diff --git a/target/linux/generic/config-3.6 b/target/linux/generic/config-3.6
index da6445ae1..cf227b6d5 100644
--- a/target/linux/generic/config-3.6
+++ b/target/linux/generic/config-3.6
@@ -3574,7 +3574,7 @@ CONFIG_XFRM=y
 # CONFIG_XIP_KERNEL is not set
 # CONFIG_XMON is not set
 # CONFIG_XVMALLOC is not set
-# CONFIG_XZ_DEC is not set
+CONFIG_XZ_DEC=y
 # CONFIG_XZ_DEC_ARM is not set
 # CONFIG_XZ_DEC_ARMTHUMB is not set
 # CONFIG_XZ_DEC_BCJ is not set
diff --git a/target/linux/generic/config-3.7 b/target/linux/generic/config-3.7
index 1e3fd1b2f..7584dd0ee 100644
--- a/target/linux/generic/config-3.7
+++ b/target/linux/generic/config-3.7
@@ -3617,7 +3617,7 @@ CONFIG_XFRM=y
 # CONFIG_XIP_KERNEL is not set
 # CONFIG_XMON is not set
 # CONFIG_XVMALLOC is not set
-# CONFIG_XZ_DEC is not set
+CONFIG_XZ_DEC=y
 # CONFIG_XZ_DEC_ARM is not set
 # CONFIG_XZ_DEC_ARMTHUMB is not set
 # CONFIG_XZ_DEC_BCJ is not set