diff --git a/Android.bp b/Android.bp
index 403cf71..7a4faf3 100644
--- a/Android.bp
+++ b/Android.bp
@@ -14,6 +14,8 @@
         "-O3",
         "-DUSE_MMAP",
         "-DZLIB_CONST",
+        "-Wall",
+        "-Werror",
     ],
     stl: "none",
     export_include_dirs: ["."],
@@ -59,6 +61,7 @@
 cc_binary_host {
     name: "minigzip",
     srcs: ["src/test/minigzip.c"],
+    cflags: ["-Wall", "-Werror"],
     static_libs: ["libz"],
     stl: "none",
 }
@@ -66,6 +69,7 @@
 cc_binary {
     name: "zlib_example",
     srcs: ["src/test/example.c"],
+    cflags: ["-Wall", "-Werror"],
     shared_libs: ["libz"],
     stl: "none",
 }
@@ -73,6 +77,7 @@
 cc_binary_host {
     name: "zlib_example_host",
     srcs: ["src/test/example.c"],
+    cflags: ["-Wall", "-Werror"],
     static_libs: ["libz"],
     stl: "none",
 }