diff --git a/Cargo.toml b/Cargo.toml
index 0244a649e..5f3e19acc 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -13,7 +13,7 @@
 #
 [package]
 name = "zenoh-c"
-version = "1.0.0-dev"
+version = "1.0.0-pre.9"
 repository = "https://github.com/eclipse-zenoh/zenoh-c"
 homepage = "http://zenoh.io"
 authors = [
@@ -52,7 +52,7 @@ spin = "0.9.5"
 unwrap-infallible = "0.1.5"
 const_format = "0.2.32"
 zenoh = { version = "1.0.0-dev", git = "https://github.com/eclipse-zenoh/zenoh.git", branch = "main", default-features = false, features = ["internal"] }
-zenoh-ext = { version = "1.0.0-dev", git = "https://github.com/eclipse-zenoh/zenoh.git", branch = "main", optional = true }
+zenoh-ext = { version = "1.0.0-dev", git = "https://github.com/eclipse-zenoh/zenoh.git", branch = "main" , optional = true }
 zenoh-runtime = { version = "1.0.0-dev", git = "https://github.com/eclipse-zenoh/zenoh.git", branch = "main" }
 zenoh-util = { version = "1.0.0-dev", git = "https://github.com/eclipse-zenoh/zenoh.git", branch = "main"  }
 flume = "*"
@@ -85,7 +85,7 @@ maintainer = "zenoh-dev@eclipse.org"
 copyright = "2017, 2022 ZettaScale Technology"
 section = "net"
 license-file = ["LICENSE", "0"]
-depends = "libzenohc (=1.0.0~dev-1)"
+depends = "libzenohc (=1.0.0.9)"
 assets = [["include/*", "usr/include/", "755"]]
 
 [profile.dev]
diff --git a/Cargo.toml.in b/Cargo.toml.in
index f8929ebef..009ac006a 100644
--- a/Cargo.toml.in
+++ b/Cargo.toml.in
@@ -85,7 +85,7 @@ maintainer = "zenoh-dev@eclipse.org"
 copyright = "2017, 2022 ZettaScale Technology"
 section = "net"
 license-file = ["LICENSE", "0"]
-depends = "libzenohc (=1.0.0~dev-1)"
+depends = "libzenohc (=1.0.0.9)"
 assets = [["include/*", "usr/include/", "755"]]
 
 [profile.dev]
diff --git a/version.txt b/version.txt
index bd2666abb..d1b2fe549 100644
--- a/version.txt
+++ b/version.txt
@@ -1 +1 @@
-1.0.0.0
\ No newline at end of file
+1.0.0.9
\ No newline at end of file