diff --git a/payload_generator/squashfs_filesystem.cc b/payload_generator/squashfs_filesystem.cc
index eb4fda3..6152d7d 100644
--- a/payload_generator/squashfs_filesystem.cc
+++ b/payload_generator/squashfs_filesystem.cc
@@ -275,7 +275,7 @@
     auto last = std::unique(zlib_blks.begin(), zlib_blks.end());
     zlib_blks.erase(last, zlib_blks.end());
 
-    // Sanity check. Make sure zlib blocks are not overlapping.
+    // Make sure zlib blocks are not overlapping.
     auto result = std::adjacent_find(
         zlib_blks.begin(),
         zlib_blks.end(),