diff --git a/packages/libgrpc/build.sh b/packages/libgrpc/build.sh
index ebbd8acda..72bdc67de 100644
--- a/packages/libgrpc/build.sh
+++ b/packages/libgrpc/build.sh
@@ -1,8 +1,7 @@
 TERMUX_PKG_HOMEPAGE=https://grpc.io/
 TERMUX_PKG_DESCRIPTION="High performance, open source, general RPC framework that puts mobile and HTTP/2 first"
-TERMUX_PKG_VERSION=1.14.1
-TERMUX_PKG_REVISION=1
 TERMUX_PKG_MAINTAINER="Vishal Biswas @vishalbiswas"
+TERMUX_PKG_VERSION=1.16.1
 TERMUX_PKG_DEPENDS="openssl, protobuf, c-ares"
 TERMUX_PKG_HOSTBUILD=true
 TERMUX_PKG_BUILD_IN_SRC=yes
diff --git a/packages/libgrpc/src-core-ext-transport-chttp2-transport-flow_control.cc.patch.beforehostbuild b/packages/libgrpc/src-core-ext-transport-chttp2-transport-flow_control.cc.patch.beforehostbuild
new file mode 100644
index 000000000..ce1fe51df
--- /dev/null
+++ b/packages/libgrpc/src-core-ext-transport-chttp2-transport-flow_control.cc.patch.beforehostbuild
@@ -0,0 +1,12 @@
+diff -u -r ../pristine/src/core/ext/transport/chttp2/transport/flow_control.cc ./src/core/ext/transport/chttp2/transport/flow_control.cc
+--- ../pristine/src/core/ext/transport/chttp2/transport/flow_control.cc	2018-11-27 01:07:46.866889212 +0000
++++ ./src/core/ext/transport/chttp2/transport/flow_control.cc	2018-11-27 01:11:22.480304660 +0000
+@@ -190,7 +190,7 @@
+ uint32_t TransportFlowControl::MaybeSendUpdate(bool writing_anyway) {
+   FlowControlTrace trace("t updt sent", this, nullptr);
+   const uint32_t target_announced_window =
+-      static_cast<const uint32_t>(target_window());
++      static_cast<uint32_t>(target_window());
+   if ((writing_anyway || announced_window_ <= target_announced_window / 2) &&
+       announced_window_ != target_announced_window) {
+     const uint32_t announce = static_cast<uint32_t> GPR_CLAMP(
diff --git a/packages/libgrpc/third_party-cares-cares-ares_init.c.patch.beforehostbuild b/packages/libgrpc/third_party-cares-cares-ares_init.c.patch.beforehostbuild
new file mode 100644
index 000000000..1d889b69c
--- /dev/null
+++ b/packages/libgrpc/third_party-cares-cares-ares_init.c.patch.beforehostbuild
@@ -0,0 +1,15 @@
+https://github.com/c-ares/c-ares/pull/209/files
+
+diff -u -r ../pristine/third_party/cares/cares/ares_init.c ./third_party/cares/cares/ares_init.c
+--- ../pristine/third_party/cares/cares/ares_init.c	2018-11-27 01:07:47.790878142 +0000
++++ ./third_party/cares/cares/ares_init.c	2018-11-27 01:08:17.002528134 +0000
+@@ -298,7 +298,8 @@
+   (*dest)->sock_func_cb_data   = src->sock_func_cb_data;
+ 
+   strncpy((*dest)->local_dev_name, src->local_dev_name,
+-          sizeof(src->local_dev_name));
++          sizeof((*dest)->local_dev_name));
++
+   (*dest)->local_ip4 = src->local_ip4;
+   memcpy((*dest)->local_ip6, src->local_ip6, sizeof(src->local_ip6));
+