diff --git a/extensions/Android.mk b/extensions/Android.mk
index b41cf38..74f1cab 100644
--- a/extensions/Android.mk
+++ b/extensions/Android.mk
@@ -17,10 +17,14 @@
 MY_pf6_objs      := $(patsubst %,libip6t_%.o,${MY_pf6_build_mod})
 # libxt_recent.c:202:11: error: address of array 'info->name' will always evaluate to 'true' [-Werror,-Wpointer-bool-conversion]
 MY_warnings      := \
-    -Wno-unused-parameter -Wno-missing-field-initializers \
-    -Wno-sign-compare -Wno-pointer-arith \
+    -Wall -Werror \
+    -Wno-format \
+    -Wno-missing-field-initializers \
+    -Wno-pointer-arith \
     -Wno-pointer-bool-conversion \
-    -Wno-tautological-pointer-compare
+    -Wno-sign-compare \
+    -Wno-tautological-pointer-compare \
+    -Wno-unused-parameter \
 
 libext_suffix :=
 libext_prefix := xt
diff --git a/libiptc/Android.mk b/libiptc/Android.mk
index 2041a99..d034175 100644
--- a/libiptc/Android.mk
+++ b/libiptc/Android.mk
@@ -11,7 +11,12 @@
 # Accommodate arm-eabi-4.4.3 tools that don't set __ANDROID__
 LOCAL_CFLAGS:=-D__ANDROID__
 LOCAL_CFLAGS+=-D_LARGEFILE_SOURCE=1 -D_LARGE_FILES -D_FILE_OFFSET_BITS=64 -D_REENTRANT -DENABLE_IPV4 -DENABLE_IPV6
-LOCAL_CFLAGS += -Wno-pointer-arith -Wno-unused-parameter -Wno-sign-compare -Wno-pointer-sign
+LOCAL_CFLAGS += \
+    -Wall -Werror \
+    -Wno-pointer-arith \
+    -Wno-pointer-sign \
+    -Wno-sign-compare \
+    -Wno-unused-parameter \
 
 LOCAL_SRC_FILES:= \
 	libip4tc.c \
@@ -35,7 +40,13 @@
 # Accommodate arm-eabi-4.4.3 tools that don't set __ANDROID__
 LOCAL_CFLAGS:=-D__ANDROID__
 LOCAL_CFLAGS+=-D_LARGEFILE_SOURCE=1 -D_LARGE_FILES -D_FILE_OFFSET_BITS=64 -D_REENTRANT -DENABLE_IPV4 -DENABLE_IPV6
-LOCAL_CFLAGS += -Wno-pointer-arith -Wno-unused-parameter -Wno-sign-compare -Wno-pointer-sign
+LOCAL_CFLAGS += \
+    -Wall -Werror \
+    -Wno-pointer-arith \
+    -Wno-pointer-sign \
+    -Wno-sign-compare \
+    -Wno-unused-function \
+    -Wno-unused-parameter \
 
 LOCAL_SRC_FILES:= \
 	libip6tc.c \