diff --git a/docs/sophia_stdlib.md b/docs/sophia_stdlib.md
index a9d45f5..9fcdd7e 100644
--- a/docs/sophia_stdlib.md
+++ b/docs/sophia_stdlib.md
@@ -612,7 +612,17 @@ The difficulty of the current block.
 ```
 Chain.event(e : event) : unit
 ```
-Emits the event. To use this function one needs to define the `event` type as a `datatype` in the contract.
+
+Emits the event. To use this function one needs to define the `event` type as a
+`datatype` in the contract.
+
+
+##### gas\_limit
+```
+Chain.gas_limit : int
+```
+
+The gas limit of the current block.
 
 
 ##### spend