diff --git a/.gitignore b/.gitignore
index b4dac27..5fd868d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -15,3 +15,4 @@
 /libgit2-sys-0.10.0.crate
 /libgit2-sys-0.11.0+0.99.0.crate
 /libgit2-sys-0.12.0+0.99.0.crate
+/libgit2-sys-0.12.3+1.0.0.crate
diff --git a/.rust2rpm.conf b/.rust2rpm.conf
index cdc11fb..e1bd0eb 100644
--- a/.rust2rpm.conf
+++ b/.rust2rpm.conf
@@ -1,5 +1,5 @@
 [DEFAULT]
 buildrequires =
-  (pkgconfig(libgit2) >= 0.99 with pkgconfig(libgit2) < 0.100)
+  (pkgconfig(libgit2) >= 1.0.0 with pkgconfig(libgit2) < 2.0.0)
 lib.requires =
-  (pkgconfig(libgit2) >= 0.99 with pkgconfig(libgit2) < 0.100)
+  (pkgconfig(libgit2) >= 1.0.0 with pkgconfig(libgit2) < 2.0.0)
diff --git a/libgit2-sys-fix-metadata.diff b/libgit2-sys-fix-metadata.diff
index 00164f9..171a276 100644
--- a/libgit2-sys-fix-metadata.diff
+++ b/libgit2-sys-fix-metadata.diff
@@ -1,11 +1,11 @@
---- libgit2-sys-0.12.0+0.99.0/Cargo.toml	2020-03-13T19:25:04+00:00
-+++ libgit2-sys-0.12.0+0.99.0/Cargo.toml	2020-03-19T09:52:57.456810+00:00
+--- libgit2-sys-0.12.3+1.0.0/Cargo.toml	2020-04-10T16:55:39+00:00
++++ libgit2-sys-0.12.3+1.0.0/Cargo.toml	2020-04-15T06:52:35.427310+00:00
 @@ -13,7 +13,7 @@
  [package]
  edition = "2018"
  name = "libgit2-sys"
--version = "0.12.0+0.99.0"
-+version = "0.12.0"
+-version = "0.12.3+1.0.0"
++version = "0.12.3"
  authors = ["Josh Triplett <josh@joshtriplett.org>", "Alex Crichton <alex@alexcrichton.com>"]
  build = "build.rs"
  links = "git2"
diff --git a/rust-libgit2-sys.spec b/rust-libgit2-sys.spec
index 21e2800..c8e8e4a 100644
--- a/rust-libgit2-sys.spec
+++ b/rust-libgit2-sys.spec
@@ -3,10 +3,10 @@
 %global debug_package %{nil}
 
 %global crate libgit2-sys
-%global upstream_version 0.12.0+0.99.0
+%global upstream_version 0.12.3+1.0.0
 
 Name:           rust-%{crate}
-Version:        0.12.0
+Version:        0.12.3
 Release:        1%{?dist}
 Summary:        Native bindings to the libgit2 library
 
@@ -35,7 +35,7 @@ Native bindings to the libgit2 library.}
 %package        devel
 Summary:        %{summary}
 BuildArch:      noarch
-Requires:       (pkgconfig(libgit2) >= 0.99 with pkgconfig(libgit2) < 0.100)
+Requires:       (pkgconfig(libgit2) >= 1.0.0 with pkgconfig(libgit2) < 2.0.0)
 
 %description    devel %{_description}
 
@@ -127,7 +127,7 @@ rm -vrf libgit2
 %generate_buildrequires
 %cargo_generate_buildrequires
 %if ! %{__cargo_skip_build}
-echo '(pkgconfig(libgit2) >= 0.99 with pkgconfig(libgit2) < 0.100)'
+echo '(pkgconfig(libgit2) >= 1.0.0 with pkgconfig(libgit2) < 2.0.0)'
 %endif
 
 %build
@@ -142,6 +142,9 @@ echo '(pkgconfig(libgit2) >= 0.99 with pkgconfig(libgit2) < 0.100)'
 %endif
 
 %changelog
+* Wed Apr 15 08:52:35 CEST 2020 Igor Raits <ignatenkobrain@fedoraproject.org> - 0.12.3-1
+- Update to 0.12.3
+
 * Thu Mar 19 10:52:57 CET 2020 Igor Raits <ignatenkobrain@fedoraproject.org> - 0.12.0-1
 - Update to 0.12.0+0.99.0
 
diff --git a/sources b/sources
index 068ef95..a004301 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (libgit2-sys-0.12.0+0.99.0.crate) = a622b2345e6dc3d291690938d91a1defd47a711b203d12d356ebc836a8def29a1d39ccf4991bc02af8ede3448bc29a00cf9d74164ae1f9149f8586e5de5cc130
+SHA512 (libgit2-sys-0.12.3+1.0.0.crate) = 4fa3ac525c06a43582e612603746401c86712ef54fa11678acf11cdfcd208a64123b74588defc8d87abc583bb915bc6c341c43615c8cfda5e971d4a28d61c06d