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-rw-r--r--tvix/castore/src/digests.rs5
1 files changed, 2 insertions, 3 deletions
diff --git a/tvix/castore/src/digests.rs b/tvix/castore/src/digests.rs
index a9e810aac5dd..137ed2669a8f 100644
--- a/tvix/castore/src/digests.rs
+++ b/tvix/castore/src/digests.rs
@@ -15,9 +15,8 @@ pub enum Error {
 pub const B3_LEN: usize = 32;
 
 impl B3Digest {
-    // returns a copy of the inner [Vec<u8>].
-    pub fn to_vec(&self) -> Vec<u8> {
-        self.0.to_vec()
+    pub fn as_slice(&self) -> &[u8] {
+        &self.0[..]
     }
 }