diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm
index 200d91de6d..7b6e016aa2 100644
--- a/gnu/packages/crates-io.scm
+++ b/gnu/packages/crates-io.scm
@@ -2004,7 +2004,7 @@ (define-public rust-bumpalo-3
      "This package provides a fast bump allocation arena for Rust.")
     (license (list license:asl2.0 license:expat))))
 
-(define-public rust-bumpalo-2.5
+(define-public rust-bumpalo-2
   (package
     (inherit rust-bumpalo-3)
     (name "rust-bumpalo")