diff --git a/client/components/settings/adminReports.js b/client/components/settings/adminReports.js
index c3a3455a1..de3135fac 100644
--- a/client/components/settings/adminReports.js
+++ b/client/components/settings/adminReports.js
@@ -115,7 +115,10 @@ class AdminReport extends BlazeComponent {
   }
 
   fileSize(size) {
-    const ret = filesize(size);
+    let ret = "";
+    if (_.isNumber(size)) {
+      ret = filesize(size);
+    }
     return ret;
   }
 
diff --git a/client/components/settings/informationBody.js b/client/components/settings/informationBody.js
index c397c0fd0..294547712 100644
--- a/client/components/settings/informationBody.js
+++ b/client/components/settings/informationBody.js
@@ -41,7 +41,10 @@ BlazeComponent.extendComponent({
   },
 
   fileSize(size) {
-    const ret = filesize(size);
+    let ret = "";
+    if (_.isNumber(size)) {
+      ret = filesize(size);
+    }
     return ret;
   },
 }).register('statistics');