update working directories
diff --git a/tools/run_tests/dockerize/build_and_run_docker.sh b/tools/run_tests/dockerize/build_and_run_docker.sh
index 92dbbc6..1ef34b2 100755
--- a/tools/run_tests/dockerize/build_and_run_docker.sh
+++ b/tools/run_tests/dockerize/build_and_run_docker.sh
@@ -33,7 +33,7 @@
 
 set -ex
 
-cd $(dirname $0)/../..
+cd $(dirname $0)/../../..
 git_root=$(pwd)
 cd -
 
diff --git a/tools/run_tests/dockerize/build_docker_and_run_tests.sh b/tools/run_tests/dockerize/build_docker_and_run_tests.sh
index 5779e63..c2ea6f2 100755
--- a/tools/run_tests/dockerize/build_docker_and_run_tests.sh
+++ b/tools/run_tests/dockerize/build_docker_and_run_tests.sh
@@ -33,7 +33,7 @@
 
 set -ex
 
-cd $(dirname $0)/../..
+cd $(dirname $0)/../../..
 git_root=$(pwd)
 cd -
 
diff --git a/tools/run_tests/dockerize/build_interop_image.sh b/tools/run_tests/dockerize/build_interop_image.sh
index d2ba97c..48a216a 100755
--- a/tools/run_tests/dockerize/build_interop_image.sh
+++ b/tools/run_tests/dockerize/build_interop_image.sh
@@ -40,7 +40,7 @@
 #  BUILD_INTEROP_DOCKER_EXTRA_ARGS - optional args to be passed to the
 #    docker run command
 
-cd `dirname $0`/../..
+cd `dirname $0`/../../..
 GRPC_ROOT=`pwd`
 MOUNT_ARGS="-v $GRPC_ROOT:/var/local/jenkins/grpc:ro"
 
diff --git a/tools/run_tests/dockerize/build_interop_stress_image.sh b/tools/run_tests/dockerize/build_interop_stress_image.sh
index 31ffa75..4407c8d 100755
--- a/tools/run_tests/dockerize/build_interop_stress_image.sh
+++ b/tools/run_tests/dockerize/build_interop_stress_image.sh
@@ -44,7 +44,7 @@
 #  BUILD_INTEROP_DOCKER_EXTRA_ARGS - optional args to be passed to the
 #    docker run command
 
-cd `dirname $0`/../..
+cd `dirname $0`/../../..
 GRPC_ROOT=`pwd`
 MOUNT_ARGS="-v $GRPC_ROOT:/var/local/jenkins/grpc:ro"