diff --git a/src/test/testutils/VirtualTestFile.h b/src/test/testutils/VirtualTestFile.h
index 2751be2f..1a45d49d 100644
--- a/src/test/testutils/VirtualTestFile.h
+++ b/src/test/testutils/VirtualTestFile.h
@@ -4,6 +4,7 @@
 
 #include <cstdio>
 
+//TODO Rename to RandomData or something more speaking about what this class does.
 class VirtualTestFile {
 public:
   VirtualTestFile(size_t size, long long int IV = 1);