diff --git a/CHANGELOG.md b/CHANGELOG.md
index 14622dd..95aefe8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,11 +5,30 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [0.2.0]
+
+### Added
+
+- Substitute `{version}` in package request ([GitHub #4])
+- Links in `CHANGELOG.md`
+- CI for black formatting
+
+### Changed
+
+- Black formatted ([GitHub #5])
+
+
 ## [0.1.0]
 
 ### Added
 
 - `rez_app_launch.py` hooks per `tk-config-default*` configurations.
 - `tk-config-default*/env/**` example configurations folders.
-- GitHub CI workflow to test patching/installing against 
+- GitHub CI workflow to test patching/installing against
   official Shotgun `tk-config-default*`
+
+
+[GitHub #5]: https://github.com/nerdvegas/rez-shotgun/pull/5
+[GitHub #4]: https://github.com/nerdvegas/rez-shotgun/issues/4
+[0.2.0]: https://github.com/nerdvegas/rez-shotgun/compare/0.1.0...0.2.0
+[0.1.0]: https://github.com/nerdvegas/rez-shotgun/releases/tag/0.1.0
diff --git a/README.md b/README.md
index 94bdec3..8097df5 100644
--- a/README.md
+++ b/README.md
@@ -105,10 +105,13 @@ Otherwise, manually...
    # rez Maya 2019
    settings.tk-multi-launchapp.maya:
      engine: tk-maya
+     versions:  # Tip! These will be substituted as {version}
+       - 2019.0
+       - 2019.2
      extra:
        rez:
          packages:
-         - maya-2019
+         - "maya-{version}"  # i.e. maya-2019.0
          # # Optional, additional rez packages
          # - studio_maya_tools-1.2
          # - show_maya_tools-dev
@@ -214,9 +217,12 @@ Otherwise, manually...
    # -------------------------------------------------
    launch_rez_maya_2019:
      engine: tk-maya
+     versions:  # Tip! These will be substituted as {version}
+       - 2019.0
+       - 2019.2
      extra:
        rez_packages:
-       - maya-2019
+       - "maya-{version}"  # i.e. maya-2019.0
        # # Optional, additional rez packages
        # - studio_maya_tools-1.2
        # - show_maya_tools-dev
@@ -252,4 +258,4 @@ Otherwise, manually...
 [tk-config-default v0.18.2]: https://github.com/shotgunsoftware/tk-config-default/releases/tag/v0.18.2
 [tk-config-default2]: https://github.com/shotgunsoftware/tk-config-default2
 [tk-config-default2 v1.2.11]: https://github.com/shotgunsoftware/tk-config-default2/releases/tag/v1.2.11
-[WWFX UK]: https://github.com/wwfxuk
\ No newline at end of file
+[WWFX UK]: https://github.com/wwfxuk
diff --git a/tk-config-default/hooks/rez_app_launch.py b/tk-config-default/hooks/rez_app_launch.py
index 566c822..bbaa63d 100755
--- a/tk-config-default/hooks/rez_app_launch.py
+++ b/tk-config-default/hooks/rez_app_launch.py
@@ -50,7 +50,9 @@ def execute(self, app_path, app_args, version, **kwargs):
                 "KATANA_RESOURCES",
             ]
 
-            rez_packages = extra["rez_packages"]
+            rez_packages = [
+                request.format(version=version) for request in extra.get("packages", [])
+            ]
             context = ResolvedContext(rez_packages)
 
             use_rez = True
diff --git a/tk-config-default2/hooks/tk-multi-launchapp/rez_app_launch.py b/tk-config-default2/hooks/tk-multi-launchapp/rez_app_launch.py
index 9c49c15..551800b 100755
--- a/tk-config-default2/hooks/tk-multi-launchapp/rez_app_launch.py
+++ b/tk-config-default2/hooks/tk-multi-launchapp/rez_app_launch.py
@@ -61,7 +61,10 @@ def execute(self, app_path, app_args, version, **kwargs):
             from rez.config import config
 
             rez_parent_variables = rez_info.get("parent_variables", [])
-            rez_packages = rez_info.get("packages", [])
+            rez_packages = [
+                request.format(version=version)
+                for request in rez_info.get("packages", [])
+            ]
             self.logger.debug("rez parent variables: %s", rez_parent_variables)
             self.logger.debug("rez packages: %s", rez_packages)