diff --git a/README.md b/README.md
index db9e7a7..c0fd9b3 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-## <center>BipartiteNul.jl</center>
+## <center>BipartiteNull.jl</center>
 ### Overview
 BipartiteNull.jl is a tool for building null model of bipartite network. This work refers to the R package bipartite.
 ### Install
@@ -430,4 +430,4 @@ using BipartiteNull,DataFrames;
 data=ExampleData(2);
 print(data);
 df=NullNetworkLevel(data)
-```
\ No newline at end of file
+```