diff --git a/Cargo.lock b/Cargo.lock
index 1e323e6..ae5638d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -109,16 +109,16 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "serial_test"
-version = "0.2.0"
+version = "0.3.0"
 dependencies = [
  "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "parking_lot 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serial_test_derive 0.2.0",
+ "serial_test_derive 0.3.0",
 ]
 
 [[package]]
 name = "serial_test_derive"
-version = "0.2.0"
+version = "0.3.0"
 dependencies = [
  "quote 0.6.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "syn 0.15.23 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -126,10 +126,10 @@ dependencies = [
 
 [[package]]
 name = "serial_test_test"
-version = "0.2.0"
+version = "0.3.0"
 dependencies = [
  "lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serial_test 0.2.0",
+ "serial_test 0.3.0",
 ]
 
 [[package]]
diff --git a/serial_test/Cargo.toml b/serial_test/Cargo.toml
index 6349465..e05e96f 100644
--- a/serial_test/Cargo.toml
+++ b/serial_test/Cargo.toml
@@ -2,7 +2,7 @@
 name = "serial_test"
 description = "Helper crate for serial_test_derive"
 license = "MIT"
-version = "0.2.0"
+version = "0.3.0"
 authors = ["Tom Parker-Shemilt <palfrey@tevp.net>"]
 edition = "2018"
 repository = "https://github.com/palfrey/serial_test/"
@@ -12,4 +12,4 @@ categories = ["development-tools::testing"]
 [dependencies]
 lazy_static = "1.2"
 parking_lot = "0.9"
-serial_test_derive = { version = "~0.2.0", path = "../serial_test_derive" }
+serial_test_derive = { version = "~0.3.0", path = "../serial_test_derive" }
diff --git a/serial_test_derive/Cargo.toml b/serial_test_derive/Cargo.toml
index 32ed4be..1bc25ee 100644
--- a/serial_test_derive/Cargo.toml
+++ b/serial_test_derive/Cargo.toml
@@ -2,7 +2,7 @@
 name = "serial_test_derive"
 description = "Allows for the creation of serialised Rust tests"
 license = "MIT"
-version = "0.2.0"
+version = "0.3.0"
 authors = ["Tom Parker-Shemilt <palfrey@tevp.net>"]
 edition = "2018"
 readme = "README.md"
diff --git a/serial_test_test/Cargo.toml b/serial_test_test/Cargo.toml
index e9e6e7c..98037a4 100644
--- a/serial_test_test/Cargo.toml
+++ b/serial_test_test/Cargo.toml
@@ -2,7 +2,7 @@
 name = "serial_test_test"
 description = "External testing crate for serial_test_derive"
 license = "MIT"
-version = "0.2.0"
+version = "0.3.0"
 authors = ["Tom Parker-Shemilt <palfrey@tevp.net>"]
 edition = "2018"