diff --git a/src/validators/filenameValidate.ts b/src/validators/filenameValidate.ts
index 32a982f3e..7abb2147b 100644
--- a/src/validators/filenameValidate.ts
+++ b/src/validators/filenameValidate.ts
@@ -284,6 +284,16 @@ async function invalidLocation(
   if (context.directory) {
     return
   }
+  if (context.entities.prov && context.path.startsWith('/prov/prov-')) {
+    if (!context.path.startsWith(`/prov/prov-${context.entities.prov}`)) {
+      context.dataset.issues.add({
+        code: 'INVALID_LOCATION',
+        location: context.path,
+        issueMessage: `Expected location: /prov/prov-${context.entities.prov}`,
+      })
+      return
+    }
+  }
   if (!context.entities.tpl) {
     _validateLocation(context, 'sub', 'ses')
   }
diff --git a/src/validators/internal/unusedFile.ts b/src/validators/internal/unusedFile.ts
index 08dfe77b9..4b1558baf 100644
--- a/src/validators/internal/unusedFile.ts
+++ b/src/validators/internal/unusedFile.ts
@@ -41,7 +41,7 @@ export async function sidecarWithoutDatafile(
 ) {
   const unusedSidecars = [...walkFileTree(dsContext.tree, dsContext)].filter(
     (file) => (!file.viewed && file.name.endsWith('.json') &&
-      !standalone_json.includes(file.name)),
+      !standalone_json.includes(file.name) && !file.path.startsWith('/prov')),
   )
   unusedSidecars.forEach((sidecar) => {
     dsContext.issues.add({ code: 'SIDECAR_WITHOUT_DATAFILE', location: sidecar.path })