diff --git a/tests/AutoconfTest.py b/tests/AutoconfTest.py
index 5649d156a..e8c6b73a8 100644
--- a/tests/AutoconfTest.py
+++ b/tests/AutoconfTest.py
@@ -30,9 +30,9 @@ class AutoconfTest(Test) :
                 rmtree("/tmp/autoconf")
             copytree("./integrations/autoconf", "/tmp/autoconf")
             compose = "/tmp/autoconf/docker-compose.yml"
-            self._replace_in_file(compose, r"bunkerity/bunkerweb:.*$", "10.20.1.1:5000/bw-tests:latest")
-            self._replace_in_file(compose, r"bunkerity/bunkerweb-autoconf:.*$", "10.20.1.1:5000/bw-autoconf-tests:latest")
-            self._replace_in_file(compose, r"\./bw\-data:/", "/tmp/bw-data:/")
+            Test.replace_in_file(compose, r"bunkerity/bunkerweb:.*$", "10.20.1.1:5000/bw-tests:latest")
+            Test.replace_in_file(compose, r"bunkerity/bunkerweb-autoconf:.*$", "10.20.1.1:5000/bw-autoconf-tests:latest")
+            Test.replace_in_file(compose, r"\./bw\-data:/", "/tmp/bw-data:/")
             proc = run("docker-compose pull", cwd="/tmp/autoconf", shell=True)
             if proc.returncode != 0 :
                 raise(Exception("docker-compose pull failed (autoconf stack)"))
@@ -77,12 +77,12 @@ class AutoconfTest(Test) :
             test = "/tmp/tests/" + self._name
             compose = "/tmp/tests/" + self._name + "/service.yml"
             example_data = "./examples/" + self._name + "/bw-data"
-            self._replace_in_file(compose, r"bunkerity/bunkerweb:.*$", "10.20.1.1:5000/bw-tests:latest")
-            self._replace_in_file(compose, r"\./bw\-data:/", "/tmp/bw-data:/")
-            self._replace_in_file(compose, r"\- bw_data:/", "- /tmp/bw-data:/")
+            Test.replace_in_file(compose, r"bunkerity/bunkerweb:.*$", "10.20.1.1:5000/bw-tests:latest")
+            Test.replace_in_file(compose, r"\./bw\-data:/", "/tmp/bw-data:/")
+            Test.replace_in_file(compose, r"\- bw_data:/", "- /tmp/bw-data:/")
             for ex_domain, test_domain in self._domains.items() :
-                self._replace_in_files(test, ex_domain, test_domain)
-                self._rename(test, ex_domain, test_domain)
+                Test.replace_in_files(test, ex_domain, test_domain)
+                Test.rename(test, ex_domain, test_domain)
             setup = test + "/setup-autoconf.sh"
             if isfile(setup) :
                 proc = run("sudo ./setup-autoconf.sh", cwd=test, shell=True)
diff --git a/tests/DockerTest.py b/tests/DockerTest.py
index acf62c2c0..74681ac93 100644
--- a/tests/DockerTest.py
+++ b/tests/DockerTest.py
@@ -36,12 +36,12 @@ class DockerTest(Test) :
             test = "/tmp/tests/" + self._name
             compose = "/tmp/tests/" + self._name + "/docker-compose.yml"
             example_data = "./examples/" + self._name + "/bw-data"
-            self._replace_in_file(compose, r"bunkerity/bunkerweb:.*$", "10.20.1.1:5000/bw-tests:latest")
-            self._replace_in_file(compose, r"\./bw\-data:/", "/tmp/bw-data:/")
-            self._replace_in_file(compose, r"\- bw_data:/", "- /tmp/bw-data:/")
+            Test.replace_in_file(compose, r"bunkerity/bunkerweb:.*$", "10.20.1.1:5000/bw-tests:latest")
+            Test.replace_in_file(compose, r"\./bw\-data:/", "/tmp/bw-data:/")
+            Test.replace_in_file(compose, r"\- bw_data:/", "- /tmp/bw-data:/")
             for ex_domain, test_domain in self._domains.items() :
-                self._replace_in_files(test, ex_domain, test_domain)
-                self._rename(test, ex_domain, test_domain)
+                Test.replace_in_files(test, ex_domain, test_domain)
+                Test.rename(test, ex_domain, test_domain)
             setup = test + "/setup-docker.sh"
             if isfile(setup) :
                 proc = run("sudo ./setup-docker.sh", cwd=test, shell=True)
diff --git a/tests/Test.py b/tests/Test.py
index a9e804d9d..9b12550c1 100644
--- a/tests/Test.py
+++ b/tests/Test.py
@@ -109,19 +109,19 @@ class Test(ABC) :
     def _debug_fail(self) :
         pass
 
-    def _replace_in_file(self, path, old, new) :
+    def replace_in_file(path, old, new) :
         with open(path, "r") as f :
             content = f.read()
         content = sub(old, new, content, flags=MULTILINE)
         with open(path, "w") as f :
             f.write(content)
 
-    def _replace_in_files(self, path, old, new) :
+    def replace_in_files(path, old, new) :
         for root, dirs, files in walk(path) :
             for name in files :
-                self._replace_in_file(join(root, name), old, new)
+                Test.replace_in_file(join(root, name), old, new)
 
-    def _rename(self, path, old, new) :
+    def rename(path, old, new) :
         for root, dirs, files in walk(path) :
             for name in dirs + files :
                 full_path = join(root, name)