diff --git a/requirements.txt b/requirements.txt
index 2f446df65..ae99a67f4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,9 +20,8 @@ hyperopt==0.1
 #networkx==1.11
 git+git://github.com/berlinguyinca/networkx@v1.11
 tabulate==0.8.2
-simplejson
 coinmarketcap==5.0.3
-
+simplejson==3.15.0
 # Required for plotting data
 #plotly==2.3.0