diff --git a/requirements.txt b/requirements.txt
index 362a3fee..3efc73c2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,4 +3,4 @@ Markdown==2.1.1
 South==0.7.4
 django-countries==1.2
 pgpdump==1.1
-pytz>=2012b
+pytz>=2012c
diff --git a/requirements_prod.txt b/requirements_prod.txt
index 6ec70dd9..39b9f734 100644
--- a/requirements_prod.txt
+++ b/requirements_prod.txt
@@ -3,7 +3,7 @@ Markdown==2.1.1
 South==0.7.4
 django-countries==1.2
 pgpdump==1.1
-psycopg2==2.4.4
+psycopg2==2.4.5
 pyinotify==0.9.3
 python-memcached==1.48
-pytz>=2012b
+pytz>=2012c