Update README.md

README.md

@@ -38,9 +38,9 @@ cd ../../
 
 # Setup python dependencies (you may want to set up a virtual environement)
 
-conda install numpy>=1.14 scipy>=1.1 appdirs >= 1.4
-conda install -c conda-forge mdanalysis>=0.18 
-pip install cadnano >= 2.5.2.1
+conda install "numpy>=1.14" "scipy>=1.1" "appdirs>=1.4"
+conda install -c conda-forge "mdanalysis>=0.18" 
+pip install "cadnano>=2.5.2.1"
 
 git clone https://gitlab.engr.illinois.edu/tbgl/tools/mrdna
 cd mrdna