diff --git a/README.md b/README.md
index 708faa7..a222f81 100644
--- a/README.md
+++ b/README.md
@@ -64,6 +64,9 @@ Allows for evaluating complex expressions using values from the graph.
 ![image](https://github.com/pythongosssss/ComfyUI-Custom-Scripts/assets/125205205/c0047cbd-8512-46ae-841f-f570b93f700b)  
 Other nodes values can be referenced via the `Node name for S&R` via the `Properties` menu item on a node, or the node title.  
 The above example evaluates as `(10 * 512) / 2 + 1000`.  
+Supported operators: `+ - * /` (basic ops) `//` (floor division) `**` (power) `^` (xor) `%` (mod)  
+Supported functions `floor(num, dp?)` `floor(num)` `ceil(num)`  
+
 ## Node Finder
 ![image](https://github.com/pythongosssss/ComfyUI-Custom-Scripts/assets/125205205/177d2b67-acbc-4ec3-ab31-7c295a98c194)  
 Adds a menu item for following/jumping to the executing node, and a menu to quickly go to a node of a specific type.
@@ -131,6 +134,12 @@ Allows you to control the rendering of the links between nodes between straight,
 <br>
 <br>
 
+# Changelog
+## 2023-08-13
+### Minor
+- ✨ Support `round` `floor` `ceil` functions in math node
+- 🐛 Fix floor division in math node
+
 # Changelog
 ## 2023-08-12
 ### New