diff --git a/interop/bin/client_darwin_amd64 b/interop/bin/client_darwin_amd64
index e41c77f..7e58e1b 100755
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diff --git a/interop/bin/client_linux_amd64 b/interop/bin/client_linux_amd64
index e3b5644..f15a88c 100755
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diff --git a/interop/bin/client_windows_amd64.exe b/interop/bin/client_windows_amd64.exe
index 4db1f49..e63934b 100755
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diff --git a/interop/bin/server_darwin_amd64 b/interop/bin/server_darwin_amd64
index 3719e68..f9f9afd 100755
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diff --git a/interop/bin/server_linux_amd64 b/interop/bin/server_linux_amd64
index 1e5584a..12f06a6 100755
Binary files a/interop/bin/server_linux_amd64 and b/interop/bin/server_linux_amd64 differ
diff --git a/interop/bin/server_windows_amd64.exe b/interop/bin/server_windows_amd64.exe
index b532bb9..c464233 100755
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diff --git a/interop/update_binaries.sh b/interop/update_binaries.sh
new file mode 100755
index 0000000..79d3ba4
--- /dev/null
+++ b/interop/update_binaries.sh
@@ -0,0 +1,33 @@
+set -e
+
+# This script updates server and client go binaries for interop tests.
+# It clones grpc-go, compiles interop clients and servers for linux, windows
+# and macos and finally deletes the cloned repo.
+#
+# It is not meant to be executed on every test run or CI and should run from
+# inside tonic/interop.
+
+command -v go >/dev/null 2>&1 || {
+  echo >&2 "go executable is not available"
+  exit 1
+}
+
+if [ ! -d "./grpc-go" ]; then
+  git clone https://github.com/grpc/grpc-go.git
+fi
+
+cd grpc-go
+
+PLATFORMS="darwin linux windows"
+ROLES="client server"
+ARCH=amd64
+
+for ROLE in $ROLES; do
+  for OS in $PLATFORMS; do
+    FILENAME="${ROLE}_${OS}_${ARCH}"
+    if [[ "${OS}" == "windows" ]]; then FILENAME="${FILENAME}.exe"; fi
+    GOOS=$OS GOARCH=$ARCH go build -o "../bin/$FILENAME" "./interop/$ROLE"
+  done
+done
+
+rm -rf ../grpc-go
\ No newline at end of file