diff --git a/requirements.txt b/requirements.txt
index 703de1ea..962a3eed 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,7 +24,7 @@ lxml==4.3.2
 more-itertools==5.0.0
 networkx==2.2
 numpy==1.16.2
-petl==1.2.0
+petl==1.7.4
 psutil==5.6.1
 pyparsing==2.3.1
 pypeln==0.1.6