diff --git a/README.md b/README.md
index 16e42a0..cf3b949 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ Python 3.5.1 [https://www.python.org/](https://www.python.org/)
 Anaconda 4.0.0 (x86_64) [https://www.continuum.io](https://www.continuum.io)  
 Python packages: scipy 0.19.0, basemap 1.1.0, netcdf4 1.2.2, numpy 1.11.3, matplotlib 1.5.1, pandas 0.18.0, cmocean 1.0
 
-R v3.3.3: [http://www.r-project.org/](http://www.r-project.org/)  
+R 3.3.3: [http://www.r-project.org/](http://www.r-project.org/)  
 R packages: ncdf4 1.16, viridis 0.4.0
 
 GMT 5.4.1