diff --git a/src/bin/experiment.rs b/src/bin/experiment.rs
index 811b892..ab2a847 100644
--- a/src/bin/experiment.rs
+++ b/src/bin/experiment.rs
@@ -21,7 +21,7 @@ fn main() {
         let name = file.file_name().into_string().expect("Issue with filename");
         if !map.contains_key(&name) {
             let img = image::open(file.path()).expect("Unable to open file");
-            let phash = desc.describe(img);
+            let phash = desc.describe(&img);
             map.insert(name, phash);
         }
     }