diff --git a/src/write.rs b/src/write.rs
index 76e5f4cf..3801e892 100644
--- a/src/write.rs
+++ b/src/write.rs
@@ -129,6 +129,7 @@ impl FileOptions {
     }
 
     #[cfg(fuzzing)]
+    /// Changes the compression method to the default if it would otherwise be no compression.
     pub fn force_compression(mut self) {
         if self.compression_method == CompressionMethod::Stored {
             self.compression_method = CompressionMethod::Deflated;