diff --git a/srcpkgs/python3-grpcio/template b/srcpkgs/python3-grpcio/template
index 76b88b3c8c4..eb7f99b77bd 100644
--- a/srcpkgs/python3-grpcio/template
+++ b/srcpkgs/python3-grpcio/template
@@ -1,12 +1,12 @@
 # Template file for 'python3-grpcio'
 pkgname=python3-grpcio
 version=1.35.0
-revision=1
+revision=2
 archs="x86_64* i686* aarch64* armv[67]* ppc64le*"
 wrksrc="${pkgname#*-}-${version}"
 build_style=python3-module
 hostmakedepends="python3-setuptools python3-six"
-makedepends="python3-devel zlib-devel c-ares-devel libressl-devel"
+makedepends="python3-devel zlib-devel c-ares-devel re2-devel libressl-devel"
 depends="python3-six"
 short_desc="HTTP/2-based gRPC framework for Python"
 maintainer="Andrew J. Hesford <ajh@sideband.org>"
@@ -25,6 +25,8 @@ fi
 
 export GRPC_PYTHON_BUILD_SYSTEM_ZLIB=1
 export GRPC_PYTHON_BUILD_SYSTEM_CARES=1
+export GRPC_PYTHON_BUILD_SYSTEM_RE2=1
+export GRPC_PYTHON_BUILD_SYSTEM_OPENSSL=1
 
 post_patch() {
 	if [ "${CROSS_BUILD}" ]; then
@@ -33,19 +35,4 @@ post_patch() {
 		vsed -e "s@['\"]cc['\"]@'${CC}'@g" \
 			-i src/python/grpcio/commands.py
 	fi
-
-	# set boringssl asm target
-	local asm_key
-	case "${XBPS_TARGET_MACHINE}" in
-		x86_64*) asm_key=crypto_linux_x86_64;;
-		i686*) asm_key=crypto_linux_x86;;
-		aarch64*) asm_key=crypto_linux_aarch64;;
-		armv6l*|armv7l*) asm_key=crypto_linux_arm;;
-		ppc64le*) asm_key=crypto_linux_ppc64le;;
-		*) ;;
-	esac
-
-	vsed -i setup.py \
-		-e "s/asm_key = .*/asm_key = '${asm_key}'/" \
-		-e "s/if BUILD_WITH_BORING_SSL_ASM:/if False:/"
 }