diff --git a/add-ons/shared-file-system.2020.11.json b/add-ons/shared_file_system.2020.11.json
similarity index 98%
rename from add-ons/shared-file-system.2020.11.json
rename to add-ons/shared_file_system.2020.11.json
index fce64e88..ab5bf47f 100644
--- a/add-ons/shared-file-system.2020.11.json
+++ b/add-ons/shared_file_system.2020.11.json
@@ -1,9 +1,9 @@
 {
   "metadata": {
-    "id": "shared-file-system.2020.11",
+    "id": "shared_file_system.2020.11",
     "schema": "2.0",
     "reference": "https://opendev.org/osf/interop/raw/branch/master/doc/source/schema/2.0.json",
-    "source": "http://opendev.org/osf/interop/raw/branch/master/add-ons/shared-file-system.2020.11.json",
+    "source": "http://opendev.org/osf/interop/raw/branch/master/add-ons/shared_file_system.2020.11.json",
     "scoring": {
       "cutoff_score": 60,
       "criteria": {
@@ -55,7 +55,7 @@
       }
     },
     "os_trademark_approval": {
-      "target_approval": "shared-file-system.2020.11.json",
+      "target_approval": "shared_file_system.2020.11.json",
       "releases": ["train", "ussuri", "victoria", "wallaby"],
       "status": "approved"
     }
diff --git a/add-ons/shared-file-system.next.json b/add-ons/shared_file_system.next.json
similarity index 99%
rename from add-ons/shared-file-system.next.json
rename to add-ons/shared_file_system.next.json
index 67447149..5e12b86b 100644
--- a/add-ons/shared-file-system.next.json
+++ b/add-ons/shared_file_system.next.json
@@ -1,9 +1,9 @@
 {
   "metadata": {
-    "id": "shared-file-system.next",
+    "id": "shared_file_system.next",
     "schema": "2.0",
     "reference": "https://opendev.org/osf/interop/raw/branch/master/doc/source/schema/2.0.json",
-    "source": "http://opendev.org/osf/interop/raw/branch/master/add-ons/shared-file-system.next.json",
+    "source": "http://opendev.org/osf/interop/raw/branch/master/add-ons/shared_file_system.next.json",
     "scoring": {
       "cutoff_score": 60,
       "criteria": {
diff --git a/tox.ini b/tox.ini
index 86686867..4f6f1964 100644
--- a/tox.ini
+++ b/tox.ini
@@ -72,7 +72,7 @@ commands=
   jsonlint -s add-ons/orchestration.2019.11.json
   jsonlint -s add-ons/orchestration.2020.06.json
   jsonlint -s add-ons/orchestration.2020.11.json
-  jsonlint -s add-ons/shared-file-system.next.json
+  jsonlint -s add-ons/shared_file_system.next.json
 
 [testenv:jsonschema]
 commands=
@@ -101,7 +101,7 @@ commands=
   jsonschema doc/source/schema/2.0.json -i add-ons/orchestration.2019.11.json
   jsonschema doc/source/schema/2.0.json -i add-ons/orchestration.2020.06.json
   jsonschema doc/source/schema/2.0.json -i add-ons/orchestration.2020.11.json
-  jsonschema doc/source/schema/2.0.json -i add-ons/shared-file-system.next.json
+  jsonschema doc/source/schema/2.0.json -i add-ons/shared_file_system.next.json
 
 [testenv:consistency]
 commands=