diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm
index 84d1647984..c68e8e95d2 100644
--- a/gnu/packages/crates-io.scm
+++ b/gnu/packages/crates-io.scm
@@ -75048,24 +75048,6 @@ (define-public rust-tectonic-errors-0.2
 error type and utilities.")
     (license license:expat)))
 
-(define-public rust-tectonic-errors-0.1
-  (package
-    (inherit rust-tectonic-errors-0.2)
-    (name "rust-tectonic-errors")
-    (version "0.1.0")
-    (source
-     (origin
-       (method url-fetch)
-       (uri (crate-uri "tectonic_errors" version))
-       (file-name
-        (string-append name "-" version ".tar.gz"))
-       (sha256
-        (base32 "0x5wnxj3qvi4j45zm6a3ihdwikgg48vygi0vp3p64sicnqadcv6n"))))
-    (arguments
-     `(#:skip-build? #t
-       #:cargo-inputs
-       (("rust-anyhow" ,rust-anyhow-1))))))
-
 (define-public rust-tectonic-geturl-0.3
   (package
     (name "rust-tectonic-geturl")