diff --git a/debian/taler-exchange.taler-exchange-aggregator.service b/debian/taler-exchange.taler-exchange-aggregator.service
index aa4f32e38..28bd4a3ab 100644
--- a/debian/taler-exchange.taler-exchange-aggregator.service
+++ b/debian/taler-exchange.taler-exchange-aggregator.service
@@ -1,6 +1,7 @@
 [Unit]
 Description=GNU Taler payment system exchange aggregator service
 PartOf=taler-exchange.target
+After=postgres.service
 
 [Service]
 User=taler-exchange-aggregator
diff --git a/debian/taler-exchange.taler-exchange-closer.service b/debian/taler-exchange.taler-exchange-closer.service
index d3a654cc7..df21c724d 100644
--- a/debian/taler-exchange.taler-exchange-closer.service
+++ b/debian/taler-exchange.taler-exchange-closer.service
@@ -1,6 +1,7 @@
 [Unit]
 Description=GNU Taler payment system exchange closer service
 PartOf=taler-exchange.target
+After=network.target postgres.service
 
 [Service]
 User=taler-exchange-closer
diff --git a/debian/taler-exchange.taler-exchange-expire.service b/debian/taler-exchange.taler-exchange-expire.service
index e4432f231..0ef1b1e99 100644
--- a/debian/taler-exchange.taler-exchange-expire.service
+++ b/debian/taler-exchange.taler-exchange-expire.service
@@ -1,6 +1,7 @@
 [Unit]
 Description=GNU Taler payment system exchange expire service
 PartOf=taler-exchange.target
+After=postgres.service
 
 [Service]
 User=taler-exchange-expire
diff --git a/debian/taler-exchange.taler-exchange-transfer.service b/debian/taler-exchange.taler-exchange-transfer.service
index c7187b30e..3464bdace 100644
--- a/debian/taler-exchange.taler-exchange-transfer.service
+++ b/debian/taler-exchange.taler-exchange-transfer.service
@@ -1,6 +1,6 @@
 [Unit]
 Description=Taler Exchange Transfer Service
-After=network.target
+After=network.target postgres.service
 PartOf=taler-exchange.target
 
 [Service]
diff --git a/debian/taler-exchange.taler-exchange-wirewatch.service b/debian/taler-exchange.taler-exchange-wirewatch.service
index e49472143..c68dcfdc1 100644
--- a/debian/taler-exchange.taler-exchange-wirewatch.service
+++ b/debian/taler-exchange.taler-exchange-wirewatch.service
@@ -1,6 +1,6 @@
 [Unit]
 Description=GNU Taler payment system exchange wirewatch service
-After=network.target
+After=network.target postgres.service
 PartOf=taler-exchange.target
 
 [Service]