diff --git a/src/uu/shred/src/shred.rs b/src/uu/shred/src/shred.rs
index 47c3ff6ec..5ec1d1213 100644
--- a/src/uu/shred/src/shred.rs
+++ b/src/uu/shred/src/shred.rs
@@ -239,7 +239,7 @@ pub fn uumain(args: impl uucore::Args) -> UResult<()> {
         .get_one::<String>(options::SIZE)
         .map(|s| s.to_string());
     let size = get_size(size_arg);
-    let exact = matches.get_flag(options::EXACT) && size.is_none(); // if -s is given, ignore -x
+    let exact = matches.get_flag(options::EXACT) || size.is_some();
     let zero = matches.get_flag(options::ZERO);
     let verbose = matches.get_flag(options::VERBOSE);