diff --git a/docker/istio/shared/tools/install-bazel.sh b/docker/istio/shared/tools/install-bazel.sh
index 677b7f0f18d..ffb96faf1fb 100755
--- a/docker/istio/shared/tools/install-bazel.sh
+++ b/docker/istio/shared/tools/install-bazel.sh
@@ -2,7 +2,7 @@
 
 set -eux
 
-BAZEL_VERSION='0.21.0'
+BAZEL_VERSION='0.22.0'
 BAZEL_BASE_URL='https://github.com/bazelbuild/bazel/releases/download'
 BAZEL_SH="bazel-${BAZEL_VERSION}-installer-linux-x86_64.sh"
 BAZEL_URL="${BAZEL_BASE_URL}/${BAZEL_VERSION}/${BAZEL_SH}"
diff --git a/docker/istio/shared/tools/install-clang.sh b/docker/istio/shared/tools/install-clang.sh
index bf20cc7a80a..469e0e98e01 100755
--- a/docker/istio/shared/tools/install-clang.sh
+++ b/docker/istio/shared/tools/install-clang.sh
@@ -2,7 +2,7 @@
 
 set -eux
 
-LLVM_VERSION=6.0
+LLVM_VERSION=7
 LLVM_REPO='xenial'
 
 echo "deb http://apt.llvm.org/${LLVM_REPO}/ llvm-toolchain-${LLVM_REPO}-${LLVM_VERSION} main" \
diff --git a/scripts/tools/linux-install-bazel b/scripts/tools/linux-install-bazel
index 8d1a91d0951..d4ab5ef3b41 100755
--- a/scripts/tools/linux-install-bazel
+++ b/scripts/tools/linux-install-bazel
@@ -8,7 +8,7 @@ fi
 DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
 . ${DIR}/all-utilities || { echo "Cannot load Bash utilities" ; exit 1 ; }
 
-BAZEL_VERSION='0.16.1'
+BAZEL_VERSION='0.22.0'
 BAZEL_BASE_URL='https://github.com/bazelbuild/bazel/releases/download'
 BAZEL_SH="bazel-${BAZEL_VERSION}-installer-linux-x86_64.sh"
 BAZEL_URL="${BAZEL_BASE_URL}/${BAZEL_VERSION}/${BAZEL_SH}"
diff --git a/scripts/tools/linux-install-clang b/scripts/tools/linux-install-clang
index ca08ed76e0c..82d95b0a540 100755
--- a/scripts/tools/linux-install-clang
+++ b/scripts/tools/linux-install-clang
@@ -9,7 +9,7 @@ fi
 DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
 . ${DIR}/all-utilities || { echo "Cannot load Bash utilities" ; exit 1 ; }
 
-LLVM_VERSION=6.0
+LLVM_VERSION=7
 
 # Ubuntu 16-04
 LLVM_REPO='xenial'