diff --git a/README.md b/README.md
index 911a2404..6da356e9 100644
--- a/README.md
+++ b/README.md
@@ -134,7 +134,7 @@ responsiveness of centralized systems.
 
 ### Async consensus principle
 
-The cornerstone principle of the async consensus paradigm based on the assumption that consensus 
+The cornerstone principle of the async consensus paradigm is based on the assumption that consensus 
 participants may safely delay the operation validation if the assets are securely locked on the 
 account balance in the trusted system. Stellar provides the trusted environment and all required 
 security primitives out of the box: transactions, multi-sig accounts, configurable thresholds. 
@@ -204,4 +204,4 @@ Because it just as a mythical creature combines the reliability and security of
 with high throughput and performance of centralized systems. And of course, Alpha Centauri 
 (which is a triple star system by itself) is the closest star to the Solar System. 
 Centaurus architecture is tightly integrated with Stellar, so we decided to employ distinctive 
-names for major logical entities to prevent possible confusion.
\ No newline at end of file
+names for major logical entities to prevent possible confusion.