diff --git a/include/jemalloc/internal/chunk.h b/include/jemalloc/internal/chunk.h
index f3bfbe0..47bbccd 100644
--- a/include/jemalloc/internal/chunk.h
+++ b/include/jemalloc/internal/chunk.h
@@ -5,7 +5,11 @@
  * Size and alignment of memory chunks that are allocated by the OS's virtual
  * memory system.
  */
+#if defined(__ANDROID__)
+#define	LG_CHUNK_DEFAULT	20
+#else
 #define	LG_CHUNK_DEFAULT	22
+#endif
 
 /* Return the chunk address for allocation address a. */
 #define	CHUNK_ADDR2BASE(a)						\