diff --git a/backfiller/Dockerfile b/backfiller/Dockerfile
index 808ceb3..de300f7 100644
--- a/backfiller/Dockerfile
+++ b/backfiller/Dockerfile
@@ -1,7 +1,7 @@
 FROM alpine:3.7
 # dependencies needed for compiling c extensions
 # also busybox-extras for telnet for easier use of backdoor
-RUN apk --update add py2-pip gcc python-dev musl-dev busybox-extras
+RUN apk --update add py2-pip gcc python-dev musl-dev busybox-extras postgresql-dev postgresql-libs
 
 # Install common lib first as it changes less
 COPY common /tmp/common
diff --git a/backfiller/backfiller/main.py b/backfiller/backfiller/main.py
index 5d1f533..b2134c1 100644
--- a/backfiller/backfiller/main.py
+++ b/backfiller/backfiller/main.py
@@ -254,7 +254,7 @@ class BackfillerManager(object):
 		if self.node_database is not None:
 			self.logger.info('Fetching list of nodes from {}'.format(
 				urlparse.urlparse(self.node_database).hostname))
-			conn = self.db_manager.query()
+			conn = self.db_manager.get_conn()
 			results = database.query(conn, """
 				SELECT name, url, backfill_from
 				FROM nodes""")
diff --git a/backfiller/setup.py b/backfiller/setup.py
index d8fceba..3d5d7d2 100644
--- a/backfiller/setup.py
+++ b/backfiller/setup.py
@@ -7,6 +7,8 @@ setup(
 	install_requires = [
 		"argh",
 		"gevent",
+		"psycogreen",
+		"psycopg2",
 		"python-dateutil",
 		"requests",
 		"wubloader-common",
diff --git a/thrimshim/setup.py b/thrimshim/setup.py
index 7bd0fa1..947530a 100644
--- a/thrimshim/setup.py
+++ b/thrimshim/setup.py
@@ -10,7 +10,6 @@ setup(
 		"gevent",
 		"psycogreen",
 		"psycopg2",
-		"python-dateutil",
 		"wubloader-common",
 	],
 )