diff --git a/.gitignore b/.gitignore
index d2e6a0b..b178d8e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,4 @@
 /libz-sys-1.0.23.crate
 /libz-sys-1.0.24.crate
 /libz-sys-1.0.25.crate
+/libz-sys-1.1.0.crate
diff --git a/libz-sys-fix-metadata.diff b/libz-sys-fix-metadata.diff
index 08e7475..1130181 100644
--- a/libz-sys-fix-metadata.diff
+++ b/libz-sys-fix-metadata.diff
@@ -1,8 +1,21 @@
---- libz-sys-1.0.25/Cargo.toml	1970-01-01T00:00:00+00:00
-+++ libz-sys-1.0.25/Cargo.toml	2019-06-20T10:34:11.327023+00:00
-@@ -32,5 +32,3 @@
+--- libz-sys-1.1.0/Cargo.toml	2020-08-18T04:17:58+00:00
++++ libz-sys-1.1.0/Cargo.toml	2020-08-19T23:56:17.920781+00:00
+@@ -28,18 +28,9 @@
+ [build-dependencies.cc]
+ version = "1.0.18"
+ 
+-[build-dependencies.cmake]
+-version = "0.1.44"
+-optional = true
+-
+ [build-dependencies.pkg-config]
+ version = "0.3.9"
+ 
  [features]
- asm = []
- static = []
+-asm = []
+ default = ["libc", "stock-zlib"]
+-static = []
+ stock-zlib = []
+-zlib-ng = ["libc", "cmake"]
 -[target."cfg(target_env = \"msvc\")".build-dependencies.vcpkg]
 -version = "0.2"
diff --git a/rust-libz-sys.spec b/rust-libz-sys.spec
index de20201..5a54a2d 100644
--- a/rust-libz-sys.spec
+++ b/rust-libz-sys.spec
@@ -1,20 +1,21 @@
-# Generated by rust2rpm 10
+# Generated by rust2rpm 13
 %bcond_without check
 %global debug_package %{nil}
 
 %global crate libz-sys
 
 Name:           rust-%{crate}
-Version:        1.0.25
-Release:        8%{?dist}
+Version:        1.1.0
+Release:        1%{?dist}
 Summary:        Bindings to the system libz library (also known as zlib)
 
-# Upstream license specification: MIT/Apache-2.0
+# Upstream license specification: MIT OR Apache-2.0
 License:        MIT or ASL 2.0
 URL:            https://crates.io/crates/libz-sys
 Source:         %{crates_source}
 # Initial patched metadata
 # * No MSVC
+# * Remove asm/static/zlib-ng features
 Patch0:         libz-sys-fix-metadata.diff
 
 ExclusiveArch:  %{rust_arches}
@@ -42,7 +43,7 @@ which use "%{crate}" crate.
 %files          devel
 %license LICENSE-MIT LICENSE-APACHE
 %doc README.md
-%{cargo_registry}/%{crate}-%{version}/
+%{cargo_registry}/%{crate}-%{version_no_tilde}/
 
 %package     -n %{name}+default-devel
 Summary:        %{summary}
@@ -54,12 +55,37 @@ This package contains library source intended for building other packages
 which use "default" feature of "%{crate}" crate.
 
 %files       -n %{name}+default-devel
-%ghost %{cargo_registry}/%{crate}-%{version}/Cargo.toml
+%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+
+%package     -n %{name}+libc-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+libc-devel %{_description}
+
+This package contains library source intended for building other packages
+which use "libc" feature of "%{crate}" crate.
+
+%files       -n %{name}+libc-devel
+%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+
+%package     -n %{name}+stock-zlib-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+stock-zlib-devel %{_description}
+
+This package contains library source intended for building other packages
+which use "stock-zlib" feature of "%{crate}" crate.
+
+%files       -n %{name}+stock-zlib-devel
+%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
 
 %prep
 %autosetup -n %{crate}-%{version_no_tilde} -p1
 # No bundled libs
 rm -vrf src/zlib/
+rm -vrf src/zlib-ng/
 %cargo_prep
 
 %generate_buildrequires
@@ -78,6 +104,9 @@ echo 'pkgconfig(zlib)'
 %endif
 
 %changelog
+* Wed Aug 19 2020 Josh Stone <jistone@redhat.com> - 1.1.0-1
+- Update to 1.1.0
+
 * Wed Jul 29 2020 Fedora Release Engineering <releng@fedoraproject.org> - 1.0.25-8
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild
 
diff --git a/sources b/sources
index a4e164d..94b5d2e 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (libz-sys-1.0.25.crate) = 3c1d0754230c327876fadbaf3770f52282fedc6b373c92fba386a80261c577f6bea2983db7d3a40a231fbcfee40e560d8f738d25b634d270e2132b3162497547
+SHA512 (libz-sys-1.1.0.crate) = 2d7ca1dc376d77c8b4b764d02bb6371c72ab6f07def5f50b22d77d19631e5a1f67d2e1a51c4cf7766fb365cda2286692181c6a05f55126404033347f307b9283