diff --git a/examples/systemd/system/spire-agent@.service b/examples/systemd/system/spire-agent@.service
index b2ada7b..a3cfcef 100644
--- a/examples/systemd/system/spire-agent@.service
+++ b/examples/systemd/system/spire-agent@.service
@@ -19,7 +19,7 @@ MemoryDenyWriteExecute=true
 NoNewPrivileges=true
 PrivateDevices=false
 # Needed by plugins
-PrivateTmp=false
+PrivateTmp=true
 ProtectControlGroups=true
 ProtectHome=true
 ProtectHostname=true
diff --git a/examples/systemd/system/spire-server@.service b/examples/systemd/system/spire-server@.service
index c3942e5..bbb43f8 100644
--- a/examples/systemd/system/spire-server@.service
+++ b/examples/systemd/system/spire-server@.service
@@ -19,7 +19,7 @@ MemoryDenyWriteExecute=true
 NoNewPrivileges=true
 PrivateDevices=false
 # Needed by plugins
-PrivateTmp=false
+PrivateTmp=true
 ProtectControlGroups=true
 ProtectHome=true
 ProtectHostname=true