diff --git a/Makefile b/Makefile
index 28f3d21..7a9ce1d 100755
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@ EXTRA_CFLAGS += $(USER_EXTRA_CFLAGS)
 EXTRA_CFLAGS += -O1
 #EXTRA_CFLAGS += -O3
 EXTRA_CFLAGS += -Wall
-#EXTRA_CFLAGS += -Wextra
+EXTRA_CFLAGS += -Wextra
 #EXTRA_CFLAGS += -Werror
 #EXTRA_CFLAGS += -pedantic
 #EXTRA_CFLAGS += -Wshadow -Wpointer-arith -Wcast-qual -Wstrict-prototypes -Wmissing-prototypes
@@ -17,14 +17,14 @@ EXTRA_CFLAGS += -Wno-unused-label
 EXTRA_CFLAGS += -Wno-unused-parameter
 EXTRA_CFLAGS += -Wno-unused-function
 EXTRA_CFLAGS += -Wno-unused
-#EXTRA_CFLAGS += -Wno-cast-function-type
+EXTRA_CFLAGS += -Wno-cast-function-type
 EXTRA_CFLAGS += -Wno-date-time
 #EXTRA_CFLAGS += -Wno-misleading-indentation
-#EXTRA_CFLAGS += -Wno-uninitialized
+EXTRA_CFLAGS += -Wno-uninitialized
 # Relax some warnings from '-Wextra' so we won't get flooded with warnings
-#EXTRA_CFLAGS += -Wno-sign-compare
+EXTRA_CFLAGS += -Wno-sign-compare
 #EXTRA_CFLAGS += -Wno-missing-field-initializers
-#EXTRA_CFLAGS += -Wno-type-limits
+EXTRA_CFLAGS += -Wno-type-limits
 
 GCC_VER_49 := $(shell echo `$(CC) -dumpversion | cut -f1-2 -d.` \>= 4.9 | bc )
 ifeq ($(GCC_VER_49),1)
diff --git a/dkms.conf b/dkms.conf
index f0a0110..38d3890 100644
--- a/dkms.conf
+++ b/dkms.conf
@@ -1,5 +1,5 @@
 PACKAGE_NAME="realtek-rtl88xxau"
-PACKAGE_VERSION="5.6.4~20190530"
+PACKAGE_VERSION="5.6.4~20190617"
 CLEAN="'make' clean"
 BUILT_MODULE_NAME[0]=88XXau
 PROCS_NUM=`nproc`