diff --git a/rust/src/zstdmt_compress.rs b/rust/src/zstdmt_compress.rs
index ae298f019..24d317dbf 100644
--- a/rust/src/zstdmt_compress.rs
+++ b/rust/src/zstdmt_compress.rs
@@ -359,7 +359,7 @@ pub unsafe extern "C" fn ZSTDMT_rust_compressionJobBegin(
     };
 
     begin_compression_job_with(
-        *projection,
+        projection,
         || unsafe { begin_with_cdict(opaque) },
         |value| unsafe { set_force_max_window(opaque, value) },
         || unsafe { set_deterministic_ref_prefix(opaque) },