diff --git a/mxm_wifiex/wlan_src/Makefile b/mxm_wifiex/wlan_src/Makefile
index 4392f10..72cf963 100644
--- a/mxm_wifiex/wlan_src/Makefile
+++ b/mxm_wifiex/wlan_src/Makefile
@@ -130,8 +130,6 @@ CONFIG_IMX_SUPPORT=y
 ifeq ($(CONFIG_IMX_SUPPORT),y)
 ccflags-y += -DIMX_SUPPORT
 endif
-KERNELDIR ?= /usr/src/arm/linux_5_10_y_kernel/linux-nxp
-CROSS_COMPILE ?= /opt/fsl-imx-internal-xwayland/5.10-gatesgarth/sysroots/x86_64-pokysdk-linux/usr/bin/aarch64-poky-linux/aarch64-poky-linux-
 
 LD += -S
 
diff --git a/mxm_wifiex/wlan_src/mlan/mlan_decl.h b/mxm_wifiex/wlan_src/mlan/mlan_decl.h
index 780c0b0..e2dd6a4 100644
--- a/mxm_wifiex/wlan_src/mlan/mlan_decl.h
+++ b/mxm_wifiex/wlan_src/mlan/mlan_decl.h
@@ -24,7 +24,7 @@
 #define _MLAN_DECL_H_
 
 /** MLAN release version */
-#define MLAN_RELEASE_VERSION "266.p2"
+#define MLAN_RELEASE_VERSION "266.p3"
 
 /** Re-define generic data types for MLAN/MOAL */
 /** Signed char (1-byte) */
diff --git a/mxm_wifiex/wlan_src/mlinux/mlan_decl.h b/mxm_wifiex/wlan_src/mlinux/mlan_decl.h
index 780c0b0..e2dd6a4 100644
--- a/mxm_wifiex/wlan_src/mlinux/mlan_decl.h
+++ b/mxm_wifiex/wlan_src/mlinux/mlan_decl.h
@@ -24,7 +24,7 @@
 #define _MLAN_DECL_H_
 
 /** MLAN release version */
-#define MLAN_RELEASE_VERSION "266.p2"
+#define MLAN_RELEASE_VERSION "266.p3"
 
 /** Re-define generic data types for MLAN/MOAL */
 /** Signed char (1-byte) */