diff --git a/src/squeezer.rs b/src/squeezer.rs
index fb1d52a..ceb2e9e 100644
--- a/src/squeezer.rs
+++ b/src/squeezer.rs
@@ -111,7 +111,7 @@ mod tests {
     use super::*;
 
     const LSIZE: u64 = 16;
-    const LSIZE_USIZE: usize = 16;
+    const LSIZE_USIZE: usize = LSIZE as usize;
 
     #[test]
     fn three_same_lines() {