diff --git a/requirements.txt b/requirements.txt
index 8965841..3ca9c55 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,6 +2,7 @@ args==0.1.0
 asn1crypto==0.24.0
 backports.csv==1.0.6
 beautifulsoup4==4.6.3
+blinker==1.4
 certifi==2018.8.24
 cffi==1.11.5
 chardet==3.0.4
@@ -31,6 +32,7 @@ Pillow==5.2.0
 pycparser==2.18
 PyMySQL==0.9.2
 python-slugify==1.2.6
+raven==6.9.0
 redis==2.10.6
 requests==2.19.1
 sacremoses==0.0.4