diff --git a/requirements.txt b/requirements.txt
index af708d6..b1733b3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,23 +1,23 @@
 asn1crypto==0.24.0
 beautifulsoup4==4.6.3
 blinker==1.4
-certifi==2018.8.24
+certifi==2018.11.29
 cffi==1.11.5
 chardet==3.0.4
 click==6.7
-cryptography==2.3.1
+cryptography==2.4.2
 Flask==1.0.2
-idna==2.7
-itsdangerous==0.24
+idna==2.8
+itsdangerous==1.1.0
 Jinja2==2.10
-MarkupSafe==1.0
-peewee==3.7.0
-pycparser==2.18
-PyMySQL==0.9.2
-pytz==2018.5
-raven==6.9.0
-requests==2.19.1
-six==1.11.0
+MarkupSafe==1.1.0
+peewee==3.8.0
+pycparser==2.19
+PyMySQL==0.9.3
+pytz==2018.7
+raven==6.10.0
+requests==2.21.0
+six==1.12.0
 spotipy==2.4.4
-urllib3==1.23
+urllib3==1.24.1
 Werkzeug==0.14.1