diff --git a/build/jenkins/pipelines/checkrefs.Jenkinsfile b/build/jenkins/pipelines/checkrefs.Jenkinsfile
index 41072e8b08..5e9f7262b2 100644
--- a/build/jenkins/pipelines/checkrefs.Jenkinsfile
+++ b/build/jenkins/pipelines/checkrefs.Jenkinsfile
@@ -38,7 +38,7 @@ pipeline {
 
 		stage("Data checks") {
 			steps {
-				sh "cd source/tools/entity/ && python3 checkrefs.py -tax"
+				sh "python3 source/tools/entity/checkrefs.py -tax"
 			}
 		}
 	}
diff --git a/source/tools/entity/checkrefs.py b/source/tools/entity/checkrefs.py
index 37ac8000c2..45d42fdd22 100755
--- a/source/tools/entity/checkrefs.py
+++ b/source/tools/entity/checkrefs.py
@@ -131,14 +131,14 @@ class CheckRefs:
         if args.check_unused:
             self.check_unused()
         if args.validate_templates:
-            sys.path.append("../xmlvalidator/")
+            sys.path.append(str(Path(__file__).parent.parent / "xmlvalidator"))
             from validate_grammar import RelaxNGValidator
 
             validate = RelaxNGValidator(self.vfs_root, self.mods)
             if not validate.run():
                 self.inError = True
         if args.validate_actors:
-            sys.path.append("../xmlvalidator/")
+            sys.path.append(str(Path(__file__).parent.parent / "xmlvalidator"))
             from validator import Validator
 
             validator = Validator(self.vfs_root, self.mods)