diff --git a/requirements.txt b/requirements.txt
index 8abed81..e5b7130 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
-json=='2.0.9'
 requests=='2.21.0'
 tqdm=='4.47.0'
 joblib=='0.16.0'
 fire=='0.3.1'
 python-magic
+lm_dataformat