diff --git a/python/python3-grpcio/python3-grpcio.SlackBuild b/python/python3-grpcio/python3-grpcio.SlackBuild
index fdab46e90a..ead61b72e7 100644
--- a/python/python3-grpcio/python3-grpcio.SlackBuild
+++ b/python/python3-grpcio/python3-grpcio.SlackBuild
@@ -25,7 +25,7 @@
 cd $(dirname $0) ; CWD=$(pwd)
 
 PRGNAM=python3-grpcio
-VERSION=${VERSION:-1.65.5}
+VERSION=${VERSION:-1.66.0}
 BUILD=${BUILD:-1}
 TAG=${TAG:-_SBo}
 PKGTYPE=${PKGTYPE:-tgz}
diff --git a/python/python3-grpcio/python3-grpcio.info b/python/python3-grpcio/python3-grpcio.info
index ab657b3ec1..e9d0ce892c 100644
--- a/python/python3-grpcio/python3-grpcio.info
+++ b/python/python3-grpcio/python3-grpcio.info
@@ -1,8 +1,8 @@
 PRGNAM="python3-grpcio"
-VERSION="1.65.5"
+VERSION="1.66.0"
 HOMEPAGE="https://grpc.io/"
-DOWNLOAD="https://github.com/grpc/grpc/archive/v1.65.5/grpc-1.65.5.tar.gz"
-MD5SUM="42de98220b3539b9d79ce8e65dc9d42a"
+DOWNLOAD="https://github.com/grpc/grpc/archive/v1.66.0/grpc-1.66.0.tar.gz"
+MD5SUM="b4d8ef125ff94395f98f81a2c66a82b7"
 DOWNLOAD_x86_64=""
 MD5SUM_x86_64=""
 REQUIRES="protobuf3 re2"