diff --git a/core/droiddoc.mk b/core/droiddoc.mk
index 74f7d8b..1e9de1c 100644
--- a/core/droiddoc.mk
+++ b/core/droiddoc.mk
@@ -171,7 +171,7 @@
 		javadoc \
                 -encoding UTF-8 \
                 \@$(PRIVATE_SRC_LIST_FILE) \
-                -J-Xmx1280m \
+                -J-Xmx1600m \
                 -XDignore.symbol.file \
                 $(PRIVATE_PROFILING_OPTIONS) \
                 -quiet \