diff --git a/kf_utils/dataservice/delete.py b/kf_utils/dataservice/delete.py
index 40ea2b8..f6fad3d 100644
--- a/kf_utils/dataservice/delete.py
+++ b/kf_utils/dataservice/delete.py
@@ -19,6 +19,7 @@
     "phenotypes",
     "diagnoses",
     "samples",
+    "sample-relationships",
     "participants",
     "family-relationships",
     "families",
diff --git a/kf_utils/dataservice/meta.py b/kf_utils/dataservice/meta.py
index 300d7e9..fc6dfd0 100644
--- a/kf_utils/dataservice/meta.py
+++ b/kf_utils/dataservice/meta.py
@@ -20,6 +20,7 @@
     "SE": "sequencing-experiments",
     "SF": "study-files",
     "SG": "sequencing-experiment-genomic-files",
+    "SR": "sample-relationships",
     "TG": "task-genomic-files",
     "TK": "tasks",
 }