diff --git a/cipher-traits/Cargo.toml b/cipher-traits/Cargo.toml
index f2656a1..73a19b8 100644
--- a/cipher-traits/Cargo.toml
+++ b/cipher-traits/Cargo.toml
@@ -8,7 +8,7 @@ description = "Rosenpass internal traits for cryptographic primitives"
 homepage = "https://rosenpass.eu/"
 repository = "https://github.com/rosenpass/rosenpass"
 readme = "readme.md"
-rust-version = "1.77"
+rust-version = "1.77.0"
 
 [dependencies]
 thiserror = { workspace = true }
diff --git a/ciphers/Cargo.toml b/ciphers/Cargo.toml
index cee798c..2e8e5c7 100644
--- a/ciphers/Cargo.toml
+++ b/ciphers/Cargo.toml
@@ -8,7 +8,7 @@ description = "Rosenpass internal ciphers and other cryptographic primitives use
 homepage = "https://rosenpass.eu/"
 repository = "https://github.com/rosenpass/rosenpass"
 readme = "readme.md"
-rust-version = "1.77"
+rust-version = "1.77.0"
 
 [features]
 experiment_libcrux_all = [
diff --git a/constant-time/Cargo.toml b/constant-time/Cargo.toml
index a4faab5..d968387 100644
--- a/constant-time/Cargo.toml
+++ b/constant-time/Cargo.toml
@@ -8,7 +8,7 @@ description = "Rosenpass internal utilities for constant time crypto implementat
 homepage = "https://rosenpass.eu/"
 repository = "https://github.com/rosenpass/rosenpass"
 readme = "readme.md"
-rust-version = "1.77"
+rust-version = "1.77.0"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
diff --git a/fuzz/Cargo.toml b/fuzz/Cargo.toml
index b4c1eb9..f22ff9c 100644
--- a/fuzz/Cargo.toml
+++ b/fuzz/Cargo.toml
@@ -3,7 +3,7 @@ name = "rosenpass-fuzzing"
 version = "0.0.1"
 publish = false
 edition = "2021"
-rust-version = "1.77"
+rust-version = "1.77.0"
 
 [features]
 experiment_libcrux = ["rosenpass-ciphers/experiment_libcrux_all"]
diff --git a/oqs/Cargo.toml b/oqs/Cargo.toml
index b562e74..20fe2eb 100644
--- a/oqs/Cargo.toml
+++ b/oqs/Cargo.toml
@@ -8,7 +8,7 @@ description = "Rosenpass internal bindings to liboqs"
 homepage = "https://rosenpass.eu/"
 repository = "https://github.com/rosenpass/rosenpass"
 readme = "readme.md"
-rust-version = "1.77"
+rust-version = "1.77.0"
 
 [dependencies]
 rosenpass-cipher-traits = { workspace = true }
diff --git a/rosenpass/Cargo.toml b/rosenpass/Cargo.toml
index d967e52..2975a1f 100644
--- a/rosenpass/Cargo.toml
+++ b/rosenpass/Cargo.toml
@@ -8,7 +8,7 @@ description = "Build post-quantum-secure VPNs with WireGuard!"
 homepage = "https://rosenpass.eu/"
 repository = "https://github.com/rosenpass/rosenpass"
 readme = "readme.md"
-rust-version = "1.77"
+rust-version = "1.77.0"
 
 [[bin]]
 name = "rosenpass"
diff --git a/rp/Cargo.toml b/rp/Cargo.toml
index 918e331..5b3091f 100644
--- a/rp/Cargo.toml
+++ b/rp/Cargo.toml
@@ -6,7 +6,7 @@ license = "MIT OR Apache-2.0"
 description = "Build post-quantum-secure VPNs with WireGuard!"
 homepage = "https://rosenpass.eu/"
 repository = "https://github.com/rosenpass/rosenpass"
-rust-version = "1.77"
+rust-version = "1.77.0"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
diff --git a/secret-memory/Cargo.toml b/secret-memory/Cargo.toml
index 53c14da..50f5881 100644
--- a/secret-memory/Cargo.toml
+++ b/secret-memory/Cargo.toml
@@ -8,7 +8,7 @@ description = "Rosenpass internal utilities for storing secrets in memory"
 homepage = "https://rosenpass.eu/"
 repository = "https://github.com/rosenpass/rosenpass"
 readme = "readme.md"
-rust-version = "1.77"
+rust-version = "1.77.0"
 
 [dependencies]
 anyhow = { workspace = true }
diff --git a/to/Cargo.toml b/to/Cargo.toml
index 1692a0b..6971272 100644
--- a/to/Cargo.toml
+++ b/to/Cargo.toml
@@ -8,7 +8,7 @@ description = "Flexible destination parameters"
 homepage = "https://rosenpass.eu/"
 repository = "https://github.com/rosenpass/rosenpass"
 readme = "readme.md"
-rust-version = "1.77"
+rust-version = "1.77.0"
 
 [dev-dependencies]
 doc-comment = { workspace = true }
diff --git a/util/Cargo.toml b/util/Cargo.toml
index 273c0c8..ccc91c8 100644
--- a/util/Cargo.toml
+++ b/util/Cargo.toml
@@ -8,7 +8,7 @@ description = "Rosenpass internal utilities"
 homepage = "https://rosenpass.eu/"
 repository = "https://github.com/rosenpass/rosenpass"
 readme = "readme.md"
-rust-version = "1.77"
+rust-version = "1.77.0"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
diff --git a/wireguard-broker/Cargo.toml b/wireguard-broker/Cargo.toml
index 2ee2d47..e43585c 100644
--- a/wireguard-broker/Cargo.toml
+++ b/wireguard-broker/Cargo.toml
@@ -8,7 +8,7 @@ description = "Rosenpass internal broker that runs as root and supplies exchange
 homepage = "https://rosenpass.eu/"
 repository = "https://github.com/rosenpass/rosenpass"
 readme = "readme.md"
-rust-version = "1.77"
+rust-version = "1.77.0"
 
 [dependencies]
 thiserror = { workspace = true }