diff --git a/DESCRIPTION b/DESCRIPTION
index a3cc22f..bb96217 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,7 +1,7 @@
 Package: preseqR
 Type: Package
 Title: Predicting the Number of Species in a Random Sample
-Version: 3.1.1
+Version: 3.1.0
 Date: 2017-05-21
 Author: Chao Deng, Timothy Daley and Andrew D. Smith
 Maintainer: Chao Deng <chaodeng@usc.edu>
diff --git a/README.md b/README.md
index 527ea71..7f8c8a1 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 UPDATES TO VERSION 3.1.1
 ========================
-1. Substitute enbedded c++ code with R code
+1. Substitute embedded c++ code with R code
 2. Remove the dependencies on the software preseq 
 
 UPDATES TO VERSION 3.0.1