diff --git a/.gitignore b/.gitignore
index 7fbcce6..7826da7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -41,3 +41,4 @@
 /curl-sys-0.4.68+curl-8.4.0.crate
 /curl-sys-0.4.70+curl-8.5.0.crate
 /curl-sys-0.4.72+curl-8.6.0.crate
+/curl-sys-0.4.73+curl-8.8.0.crate
diff --git a/0001-unconditionally-use-pkg-config-to-link-with-system-l.patch b/0001-unconditionally-use-pkg-config-to-link-with-system-l.patch
index 0cefb4c..e73c603 100644
--- a/0001-unconditionally-use-pkg-config-to-link-with-system-l.patch
+++ b/0001-unconditionally-use-pkg-config-to-link-with-system-l.patch
@@ -1,17 +1,17 @@
-From d679b1712f7cd346d16378adf051863b78645402 Mon Sep 17 00:00:00 2001
+From 9d4f7c7f5c00875892508e24fe86a1244f038b78 Mon Sep 17 00:00:00 2001
 From: Fabio Valentini <decathorpe@gmail.com>
-Date: Thu, 25 Apr 2024 17:03:41 +0200
+Date: Sun, 7 Jul 2024 15:00:34 +0200
 Subject: [PATCH] unconditionally use pkg-config to link with system libcurl
 
 ---
- build.rs | 586 +------------------------------------------------------
- 1 file changed, 5 insertions(+), 581 deletions(-)
+ build.rs | 588 +------------------------------------------------------
+ 1 file changed, 5 insertions(+), 583 deletions(-)
 
 diff --git a/build.rs b/build.rs
-index 7cc5831..497789c 100644
+index 407bc25..497789c 100644
 --- a/build.rs
 +++ b/build.rs
-@@ -1,610 +1,34 @@
+@@ -1,612 +1,34 @@
 -use std::env;
 -use std::fs;
 -use std::path::{Path, PathBuf};
@@ -114,7 +114,7 @@ index 7cc5831..497789c 100644
 -            .replace("@LIBCURL_LIBS@", "")
 -            .replace("@SUPPORT_FEATURES@", "")
 -            .replace("@SUPPORT_PROTOCOLS@", "")
--            .replace("@CURLVERSION@", "8.6.0"),
+-            .replace("@CURLVERSION@", "8.8.0"),
 -    )
 -    .unwrap();
 -
@@ -161,8 +161,10 @@ index 7cc5831..497789c 100644
 -        .file("curl/lib/curl_get_line.c")
 -        .file("curl/lib/curl_memrchr.c")
 -        .file("curl/lib/curl_range.c")
+-        .file("curl/lib/curl_sha512_256.c")
 -        .file("curl/lib/curl_threads.c")
 -        .file("curl/lib/curl_trc.c")
+-        .file("curl/lib/cw-out.c")
 -        .file("curl/lib/doh.c")
 -        .file("curl/lib/dynbuf.c")
 -        .file("curl/lib/dynhds.c")
@@ -205,6 +207,7 @@ index 7cc5831..497789c 100644
 -        .file("curl/lib/progress.c")
 -        .file("curl/lib/rand.c")
 -        .file("curl/lib/rename.c")
+-        .file("curl/lib/request.c")
 -        .file("curl/lib/select.c")
 -        .file("curl/lib/sendf.c")
 -        .file("curl/lib/setopt.c")
@@ -248,7 +251,6 @@ index 7cc5831..497789c 100644
 -            .file("curl/lib/curl_endian.c")
 -            .file("curl/lib/curl_gethostname.c")
 -            .file("curl/lib/curl_ntlm_core.c")
--            .file("curl/lib/curl_ntlm_wb.c")
 -            .file("curl/lib/http_ntlm.c")
 -            .file("curl/lib/md4.c")
 -            .file("curl/lib/vauth/ntlm.c")
@@ -628,5 +630,5 @@ index 7cc5831..497789c 100644
 -    None
 -}
 -- 
-2.44.0
+2.45.2
 
diff --git a/curl-sys-fix-metadata-auto.diff b/curl-sys-fix-metadata-auto.diff
index a96ba1c..020a907 100644
--- a/curl-sys-fix-metadata-auto.diff
+++ b/curl-sys-fix-metadata-auto.diff
@@ -1,15 +1,15 @@
---- curl-sys-0.4.72+curl-8.6.0/Cargo.toml	1970-01-01T00:00:01+00:00
-+++ curl-sys-0.4.72+curl-8.6.0/Cargo.toml	2024-04-25T14:55:40.389679+00:00
+--- curl-sys-0.4.73+curl-8.8.0/Cargo.toml	1970-01-01T00:00:01+00:00
++++ curl-sys-0.4.73+curl-8.8.0/Cargo.toml	2024-07-07T12:52:12.629501+00:00
 @@ -12,7 +12,7 @@
  [package]
  edition = "2018"
  name = "curl-sys"
--version = "0.4.72+curl-8.6.0"
-+version = "0.4.72"
+-version = "0.4.73+curl-8.8.0"
++version = "0.4.73"
  authors = ["Alex Crichton <alex@alexcrichton.com>"]
  build = "build.rs"
  links = "curl"
-@@ -73,15 +73,10 @@
+@@ -77,15 +77,10 @@
  version = "0.9.64"
  optional = true
  
diff --git a/curl-sys-fix-metadata.diff b/curl-sys-fix-metadata.diff
index 10b6a97..a80d8dc 100644
--- a/curl-sys-fix-metadata.diff
+++ b/curl-sys-fix-metadata.diff
@@ -1,6 +1,6 @@
---- curl-sys-0.4.72+curl-8.6.0/Cargo.toml	1970-01-01T00:00:01+00:00
-+++ curl-sys-0.4.72+curl-8.6.0/Cargo.toml	2024-04-25T14:56:04.961800+00:00
-@@ -29,20 +29,6 @@
+--- curl-sys-0.4.73+curl-8.8.0/Cargo.toml	1970-01-01T00:00:01+00:00
++++ curl-sys-0.4.73+curl-8.8.0/Cargo.toml	2024-07-07T12:52:44.962640+00:00
+@@ -33,20 +33,6 @@
  [dependencies.libc]
  version = "0.2.2"
  
@@ -14,14 +14,14 @@
 -default-features = false
 -
 -[dependencies.rustls-ffi]
--version = "0.8"
+-version = "0.13"
 -features = ["no_log_capture"]
 -optional = true
 -
  [build-dependencies.cc]
  version = "1.0"
  
-@@ -51,23 +37,13 @@
+@@ -55,23 +41,13 @@
  
  [features]
  default = ["ssl"]
diff --git a/rust-curl-sys.spec b/rust-curl-sys.spec
index 6533d69..a327157 100644
--- a/rust-curl-sys.spec
+++ b/rust-curl-sys.spec
@@ -3,10 +3,10 @@
 %global debug_package %{nil}
 
 %global crate curl-sys
-%global upstream_version 0.4.72+curl-8.6.0
+%global upstream_version 0.4.73+curl-8.8.0
 
 Name:           rust-curl-sys
-Version:        0.4.72
+Version:        0.4.73
 Release:        %autorelease
 Summary:        Native bindings to the libcurl library
 
@@ -24,7 +24,7 @@ Patch:          curl-sys-fix-metadata-auto.diff
 Patch:          curl-sys-fix-metadata.diff
 # * remove code related to building vendored curl sources
 # * unconditionally use pkg-config to link with system libcurl
-Patch:          0001-unconditionally-use-pkg-config-to-link-with-system-l.patch
+Patch10:        0001-unconditionally-use-pkg-config-to-link-with-system-l.patch
 
 BuildRequires:  cargo-rpm-macros >= 24
 BuildRequires:  pkgconfig(libcurl)
diff --git a/rust2rpm.toml b/rust2rpm.toml
index 271e847..3e3321e 100644
--- a/rust2rpm.toml
+++ b/rust2rpm.toml
@@ -1,4 +1,27 @@
+[package]
+cargo-toml-patch-comments = [
+    "remove curl version suffix from crate version",
+    "drop windows-specific features and dependencies",
+    "drop optional dependencies and unused features (libnghttp2, mesalink)",
+    "drop rustls support (rustls is not supported on all architectures)",
+    "drop optional, unused zlib-ng support",
+]
+
+[[package.extra-patches]]
+number = 10
+file = "0001-unconditionally-use-pkg-config-to-link-with-system-l.patch"
+comments = [
+    "remove code related to building vendored curl sources",
+    "unconditionally use pkg-config to link with system libcurl",
+]
+
 [requires]
 build = ["pkgconfig(libcurl)"]
 lib = ["pkgconfig(libcurl)"]
 
+[scripts]
+prep.post = [
+    "# remove bundled curl sources",
+    "rm -vr curl/",
+]
+
diff --git a/sources b/sources
index 75009c5..bab8d4d 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (curl-sys-0.4.72+curl-8.6.0.crate) = d77db758acab7cacbab724bf9d6f5a3a40083be7290c9b6dfdf91370f1d965e21d8ce01f1d3df79eb40da2ec759c2b0609d3c6176a0517acbcdc5a2bbb66a1ce
+SHA512 (curl-sys-0.4.73+curl-8.8.0.crate) = 7c669747ede48191e6a75f118084bc473fac3ec2fe78882bd13527df3d98a0c26c00b30055230298685afc741aa99e369b8bc2bb6d89712aaa3e5208c7ee9fc0