diff --git a/test/601_proxy_docker_py_test.sh b/test/601_proxy_docker_py_test.sh
index 9829bc17..c923e75c 100755
--- a/test/601_proxy_docker_py_test.sh
+++ b/test/601_proxy_docker_py_test.sh
@@ -1,5 +1,5 @@
 #! /bin/bash
 
-. ./600_proxy_docker_py.sh
+. "$(dirname "$0")/600_proxy_docker_py.sh"
 
 docker_py_test 0 4
diff --git a/test/602_proxy_docker_py_test.sh b/test/602_proxy_docker_py_test.sh
index 742e1484..06b1ba2d 100755
--- a/test/602_proxy_docker_py_test.sh
+++ b/test/602_proxy_docker_py_test.sh
@@ -1,5 +1,5 @@
 #! /bin/bash
 
-. ./600_proxy_docker_py.sh
+. "$(dirname "$0")/600_proxy_docker_py.sh"
 
 docker_py_test 1 4
diff --git a/test/603_proxy_docker_py_test.sh b/test/603_proxy_docker_py_test.sh
index ec8d0718..d83a3a24 100755
--- a/test/603_proxy_docker_py_test.sh
+++ b/test/603_proxy_docker_py_test.sh
@@ -1,5 +1,5 @@
 #! /bin/bash
 
-. ./600_proxy_docker_py.sh
+. "$(dirname "$0")/600_proxy_docker_py.sh"
 
 docker_py_test 2 4
diff --git a/test/604_proxy_docker_py_test.sh b/test/604_proxy_docker_py_test.sh
index db60bba1..d77b250b 100755
--- a/test/604_proxy_docker_py_test.sh
+++ b/test/604_proxy_docker_py_test.sh
@@ -1,5 +1,5 @@
 #! /bin/bash
 
-. ./600_proxy_docker_py.sh
+. "$(dirname "$0")/600_proxy_docker_py.sh"
 
 docker_py_test 3 4