diff --git a/modules/hedgedoc.nix b/modules/hedgedoc.nix
index a889825..d41b200 100644
--- a/modules/hedgedoc.nix
+++ b/modules/hedgedoc.nix
@@ -25,6 +25,15 @@
             component = "website";
           };
 
+          strategy = {
+            type = "RollingUpdate";
+
+            rollingUpdate = {
+              maxSurge = 0;
+              maxUnavailable = 1;
+            };
+          };
+
           template = {
             metadata.labels = {
               app = "hedgedoc";
@@ -88,6 +97,15 @@
             component = "database";
           };
 
+          strategy = {
+            type = "RollingUpdate";
+
+            rollingUpdate = {
+              maxSurge = 0;
+              maxUnavailable = 1;
+            };
+          };
+
           template = {
             metadata.labels = {
               app = "hedgedoc";
diff --git a/modules/nextcloud.nix b/modules/nextcloud.nix
index 9017255..11df1fd 100644
--- a/modules/nextcloud.nix
+++ b/modules/nextcloud.nix
@@ -85,6 +85,15 @@
             component = "database";
           };
 
+          strategy = {
+            type = "RollingUpdate";
+
+            rollingUpdate = {
+              maxSurge = 0;
+              maxUnavailable = 1;
+            };
+          };
+
           template = {
             metadata.labels = {
               app = "nextcloud";