diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm
index 22048061ff..59ad444fb9 100644
--- a/gnu/packages/crates-io.scm
+++ b/gnu/packages/crates-io.scm
@@ -23720,10 +23720,10 @@ dirty state into your program.")
      "This is an internal macro crate for git-version.")
     (license license:bsd-2)))
 
-(define-public rust-git2-0.13
+(define-public rust-git2-0.15
   (package
     (name "rust-git2")
-    (version "0.13.24")
+    (version "0.15.0")
     (source
      (origin
        (method url-fetch)
@@ -23732,13 +23732,13 @@ dirty state into your program.")
         (string-append name "-" version ".tar.gz"))
        (sha256
         (base32
-         "07rlxwvl5iyyqwh0mci5v27lbicf9qiqm60maw1srz7i51x00pl4"))))
+         "1lf7yxgrbglx5qqvk033n44ymmrg72z271911jwix9d6lgjbx519"))))
     (build-system cargo-build-system)
     (arguments
      `(#:cargo-inputs
        (("rust-bitflags" ,rust-bitflags-1)
         ("rust-libc" ,rust-libc-0.2)
-        ("rust-libgit2-sys" ,rust-libgit2-sys-0.12)
+        ("rust-libgit2-sys" ,rust-libgit2-sys-0.14)
         ("rust-log" ,rust-log-0.4)
         ("rust-openssl-probe" ,rust-openssl-probe-0.1)
         ("rust-openssl-sys" ,rust-openssl-sys-0.9)
@@ -23746,6 +23746,7 @@ dirty state into your program.")
        #:cargo-development-inputs
        (("rust-paste" ,rust-paste-1)
         ("rust-structopt" ,rust-structopt-0.3)
+        ("rust-tempfile" ,rust-tempfile-3)
         ("rust-time" ,rust-time-0.1))))
     (native-inputs
      `(("pkg-config" ,pkg-config)
@@ -23760,6 +23761,34 @@ repositories.  This library is both threadsafe and memory safe and allows both
 reading and writing git repositories.")
     (license (list license:expat license:asl2.0))))
 
+(define-public rust-git2-0.13
+  (package
+    (inherit rust-git2-0.15)
+    (name "rust-git2")
+    (version "0.13.24")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "git2" version))
+       (file-name
+        (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "07rlxwvl5iyyqwh0mci5v27lbicf9qiqm60maw1srz7i51x00pl4"))))
+    (arguments
+     `(#:cargo-inputs
+       (("rust-bitflags" ,rust-bitflags-1)
+        ("rust-libc" ,rust-libc-0.2)
+        ("rust-libgit2-sys" ,rust-libgit2-sys-0.12)
+        ("rust-log" ,rust-log-0.4)
+        ("rust-openssl-probe" ,rust-openssl-probe-0.1)
+        ("rust-openssl-sys" ,rust-openssl-sys-0.9)
+        ("rust-url" ,rust-url-2))
+       #:cargo-development-inputs
+       (("rust-paste" ,rust-paste-1)
+        ("rust-structopt" ,rust-structopt-0.3)
+        ("rust-time" ,rust-time-0.1))))))
+
 (define-public rust-git2-0.11
   (package
     (inherit rust-git2-0.13)