diff --git a/gstreamer-rtsp-server-sys/Cargo.toml b/gstreamer-rtsp-server-sys/Cargo.toml
index d727136b1..358440893 100644
--- a/gstreamer-rtsp-server-sys/Cargo.toml
+++ b/gstreamer-rtsp-server-sys/Cargo.toml
@@ -8,15 +8,9 @@ pkg-config = "0.3.7"
 [dependencies]
 bitflags = "1.0"
 libc = "0.2"
-
-[dependencies.gio-sys]
-git = "https://github.com/gtk-rs/sys"
-
-[dependencies.glib-sys]
-git = "https://github.com/gtk-rs/sys"
-
-[dependencies.gobject-sys]
-git = "https://github.com/gtk-rs/sys"
+glib-sys = { git = "https://github.com/gtk-rs/sys" }
+gobject-sys = {  git = "https://github.com/gtk-rs/sys" }
+gio-sys = {  git = "https://github.com/gtk-rs/sys" }
 
 [dependencies.gstreamer-net-sys]
 path = "../gstreamer-net-sys"
@@ -42,7 +36,7 @@ v1_12 = ["v1_10"]
 name = "gstreamer_rtsp_server_sys"
 
 [package]
-authors = ["Mathieu Duponchelle <mathieu@centricular.com>"]
+authors = ["Mathieu Duponchelle <mathieu@centricular.com>", "Sebastian Dröge <sebastian@centricular.com>"]
 build = "build.rs"
 description = "FFI bindings to libgstrtspserver-1.0"
 homepage = "https://gstreamer.freedesktop.org"
diff --git a/gstreamer-rtsp-server-sys/build.rs b/gstreamer-rtsp-server-sys/build.rs
index a28eace6b..41c0ff379 100644
--- a/gstreamer-rtsp-server-sys/build.rs
+++ b/gstreamer-rtsp-server-sys/build.rs
@@ -18,10 +18,16 @@ fn find() -> Result<(), Error> {
     let shared_libs = ["gstrtspserver-1.0"];
     let version = if cfg!(feature = "v1_12") {
         "1.12"
+    } else if cfg!(feature = "v1_10") {
+        "1.10"
     } else if cfg!(feature = "v1_8") {
         "1.8"
     } else if cfg!(feature = "v1_6") {
         "1.6"
+    } else if cfg!(feature = "v1_4") {
+        "1.4"
+    } else if cfg!(feature = "v1_2") {
+        "1.2"
     } else {
         "1.0"
     };
diff --git a/gstreamer-rtsp-sys/Cargo.toml b/gstreamer-rtsp-sys/Cargo.toml
index 11bd930c2..e425a7336 100644
--- a/gstreamer-rtsp-sys/Cargo.toml
+++ b/gstreamer-rtsp-sys/Cargo.toml
@@ -4,15 +4,9 @@ pkg-config = "0.3.7"
 [dependencies]
 bitflags = "1.0"
 libc = "0.2"
-
-[dependencies.gio-sys]
-git = "https://github.com/gtk-rs/sys"
-
-[dependencies.glib-sys]
-git = "https://github.com/gtk-rs/sys"
-
-[dependencies.gobject-sys]
-git = "https://github.com/gtk-rs/sys"
+glib-sys = { git = "https://github.com/gtk-rs/sys" }
+gobject-sys = {  git = "https://github.com/gtk-rs/sys" }
+gio-sys = {  git = "https://github.com/gtk-rs/sys" }
 
 [dependencies.gstreamer-sdp-sys]
 path = "../gstreamer-sdp-sys"
@@ -38,7 +32,7 @@ build = "build.rs"
 links = "gstrtsp-1.0"
 name = "gstreamer-rtsp-sys"
 version = "0.5.0"
-authors = ["Mathieu Duponchelle <mathieu@centricular.com>"]
+authors = ["Mathieu Duponchelle <mathieu@centricular.com>", "Sebastian Dröge <sebastian@centricular.com>"]
 description = "FFI bindings to libgstrtsp-1.0"
 homepage = "https://gstreamer.freedesktop.org"
 keywords = ["ffi", "gstreamer", "gnome", "multimedia"]
diff --git a/gstreamer-rtsp-sys/build.rs b/gstreamer-rtsp-sys/build.rs
index 6369e72aa..a529e3551 100644
--- a/gstreamer-rtsp-sys/build.rs
+++ b/gstreamer-rtsp-sys/build.rs
@@ -18,12 +18,18 @@ fn find() -> Result<(), Error> {
     let shared_libs = ["gstrtsp-1.0"];
     let version = if cfg!(feature = "v1_12") {
         "1.12"
+    } else if cfg!(feature = "v1_10") {
+        "1.10"
+    } else if cfg!(feature = "v1_8") {
+        "1.8"
     } else if cfg!(feature = "v1_6") {
         "1.6"
     } else if cfg!(feature = "v1_4") {
         "1.4"
     } else if cfg!(feature = "v1_2_1") {
         "1.2.1"
+    } else if cfg!(feature = "v1_2") {
+        "1.2"
     } else {
         "1.0"
     };
diff --git a/gstreamer-sdp-sys/Cargo.toml b/gstreamer-sdp-sys/Cargo.toml
index 36c0ec3f1..00281226b 100644
--- a/gstreamer-sdp-sys/Cargo.toml
+++ b/gstreamer-sdp-sys/Cargo.toml
@@ -4,12 +4,8 @@ pkg-config = "0.3.7"
 [dependencies]
 bitflags = "1.0"
 libc = "0.2"
-
-[dependencies.glib-sys]
-git = "https://github.com/gtk-rs/sys"
-
-[dependencies.gobject-sys]
-git = "https://github.com/gtk-rs/sys"
+glib-sys = { git = "https://github.com/gtk-rs/sys" }
+gobject-sys = {  git = "https://github.com/gtk-rs/sys" }
 
 [dependencies.gstreamer-sys]
 path = "../gstreamer-sys"
@@ -32,7 +28,7 @@ build = "build.rs"
 links = "gstsdp-1.0"
 name = "gstreamer-sdp-sys"
 version = "0.5.0"
-authors = ["Mathieu Duponchelle <mathieu@centricular.com>"]
+authors = ["Mathieu Duponchelle <mathieu@centricular.com>", "Sebastian Dröge <sebastian@centricular.com>"]
 description = "FFI bindings to libgstsdp-1.0"
 homepage = "https://gstreamer.freedesktop.org"
 keywords = ["ffi", "gstreamer", "gnome", "multimedia"]
diff --git a/gstreamer-sdp-sys/build.rs b/gstreamer-sdp-sys/build.rs
index 4b467c4ac..73652f273 100644
--- a/gstreamer-sdp-sys/build.rs
+++ b/gstreamer-sdp-sys/build.rs
@@ -16,12 +16,18 @@ fn main() {
 fn find() -> Result<(), Error> {
     let package_name = "gstreamer-sdp-1.0";
     let shared_libs = ["gstsdp-1.0"];
-    let version = if cfg!(feature = "v1_8_1") {
+    let version = if cfg!(feature = "v1_12") {
+        "1.12"
+    } else if cfg!(feature = "v1_10") {
+        "1.10"
+    } else if cfg!(feature = "v1_8_1") {
         "1.8.1"
     } else if cfg!(feature = "v1_8") {
         "1.8"
     } else if cfg!(feature = "v1_4") {
         "1.4"
+    } else if cfg!(feature = "v1_2") {
+        "1.2"
     } else {
         "1.0"
     };