diff --git a/Android.bp b/Android.bp
index 4a92c62..fe6a92b 100644
--- a/Android.bp
+++ b/Android.bp
@@ -27,7 +27,7 @@ common_cflags = [
     "-DREGION_QUARANTINE_QUEUE_LENGTH=1024",
     "-DREGION_QUARANTINE_SKIP_THRESHOLD=33554432", // 32MiB
     "-DFREE_SLABS_QUARANTINE_RANDOM_LENGTH=32",
-    "-DCONFIG_CLASS_REGION_SIZE=1073741824", // 1GiB
+    "-DCONFIG_CLASS_REGION_SIZE=2147483648", // 2GiB
     "-DN_ARENA=1",
     "-DCONFIG_STATS=true",
 ]