diff --git a/Cargo.toml b/Cargo.toml
index 6b21c9852f..d26e2cdd85 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "oci-spec"
-version = "0.5.0"
+version = "0.5.1"
 edition = "2018"
 authors = [
     "Furisto",
diff --git a/src/distribution/version.rs b/src/distribution/version.rs
index 459c376001..c21b924ab6 100644
--- a/src/distribution/version.rs
+++ b/src/distribution/version.rs
@@ -8,7 +8,7 @@ pub const VERSION_MINOR: u32 = 0;
 pub const VERSION_PATCH: u32 = 0;
 
 /// Indicates development branch. Releases will be empty string.
-pub const VERSION_DEV: &str = "-dev";
+pub const VERSION_DEV: &str = "";
 
 /// Retrieve the version as string representation.
 pub fn version() -> String {
diff --git a/src/image/version.rs b/src/image/version.rs
index f438d2c81f..d4ce9a415e 100644
--- a/src/image/version.rs
+++ b/src/image/version.rs
@@ -8,7 +8,7 @@ pub const VERSION_MINOR: u32 = 0;
 pub const VERSION_PATCH: u32 = 1;
 
 /// Indicates development branch. Releases will be empty string.
-pub const VERSION_DEV: &str = "-dev";
+pub const VERSION_DEV: &str = "";
 
 /// Retrieve the version as string representation.
 pub fn version() -> String {
diff --git a/src/runtime/version.rs b/src/runtime/version.rs
index 034170a3de..7d657702e1 100644
--- a/src/runtime/version.rs
+++ b/src/runtime/version.rs
@@ -8,7 +8,7 @@ pub const VERSION_MINOR: u32 = 0;
 pub const VERSION_PATCH: u32 = 2;
 
 /// Indicates development branch. Releases will be empty string.
-pub const VERSION_DEV: &str = "-dev";
+pub const VERSION_DEV: &str = "";
 
 /// Retrieve the version as string representation.
 pub fn version() -> String {