diff --git a/CHANGELOG.md b/CHANGELOG.md
index a28dc42eb..70f836ae8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -35,6 +35,7 @@
 * Improved the theme loading error logging to make it consistent and easier to understand
 * Added a log warning for unthemed systems during theme set loading
 * Changed the warning log level for missing theme files to debug level if the paths are set using variables
+* Added new theme system variables for differentiating between collections and non-collection systems
 * Added a color model conversion shader for converting from BGRA to RGBA
 * Added renderer support for supplying a separate format than internalFormat when creating textures (although not really supported by the OpenGL standard)
 * Added the rlottie library as a Git subtree
diff --git a/THEMES-DEV.md b/THEMES-DEV.md
index 57f51f769..95b3b1d32 100644
--- a/THEMES-DEV.md
+++ b/THEMES-DEV.md
@@ -686,10 +686,16 @@ Theme variables can be used to simplify theme construction.  There are 2 types o
 
 #### System variables
 
-System variables are system specific and are derived from the values in es_systems.xml.
+System variables are system specific and are derived from the values in es_systems.xml (except for collections).
 * `system.name`
+* `system.name.collections`
+* `system.name.noCollections`
 * `system.fullName`
+* `system.fullName.collections`
+* `system.fullName.noCollections`
 * `system.theme`
+* `system.theme.collections`
+* `system.theme.noCollections`
 
 #### Theme defined variables
 Variables can also be defined in the theme.