diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm
index e26a69270d..433b10d366 100644
--- a/gnu/packages/crates-io.scm
+++ b/gnu/packages/crates-io.scm
@@ -74654,31 +74654,6 @@ I/O services provided by the Tectonic Rust code.  This API is then consumed by
 the various C/C++ ``engines`` implementing the TeX software.")
     (license license:expat)))
 
-(define-public rust-tectonic-bridge-core-0.1
-  (package
-    (inherit rust-tectonic-bridge-core-0.3)
-    (name "rust-tectonic-bridge-core")
-    (version "0.1.0")
-    (source
-     (origin
-       (method url-fetch)
-       (uri (crate-uri "tectonic_bridge_core" version))
-       (file-name (string-append name "-" version ".tar.gz"))
-       (sha256
-        (base32 "1mfy8i03vmd4mwx8jb2lrwbggqq0vfp2vmbg296ipy7gf1zhi4jl"))))
-    (arguments
-     `(#:skip-build? #t
-       #:cargo-inputs
-       (("rust-cbindgen" ,rust-cbindgen-0.16)
-        ("rust-cc" ,rust-cc-1)
-        ("rust-flate2" ,rust-flate2-1)
-        ("rust-lazy-static" ,rust-lazy-static-1)
-        ("rust-libc" ,rust-libc-0.2)
-        ("rust-md-5" ,rust-md-5-0.9)
-        ("rust-tectonic-errors" ,rust-tectonic-errors-0.2)
-        ("rust-tectonic-io-base" ,rust-tectonic-io-base-0.2)
-        ("rust-tectonic-status-base" ,rust-tectonic-status-base-0.1))))))
-
 (define-public rust-tectonic-bridge-flate-0.1
   (package
     (name "rust-tectonic-bridge-flate")