diff --git a/designateclient/resources/schemas/v1/domain.json b/designateclient/resources/schemas/v1/domain.json
index 4bfb87d..5ed584f 100644
--- a/designateclient/resources/schemas/v1/domain.json
+++ b/designateclient/resources/schemas/v1/domain.json
@@ -32,7 +32,7 @@
         "ttl": {
             "type": "integer",
             "description": "Time to live",
-            "minimum": 0,
+            "minimum": 1,
             "maximum": 2147483647
         },
         "serial": {
diff --git a/designateclient/resources/schemas/v1/record.json b/designateclient/resources/schemas/v1/record.json
index 3b0d4a4..7487500 100644
--- a/designateclient/resources/schemas/v1/record.json
+++ b/designateclient/resources/schemas/v1/record.json
@@ -48,7 +48,7 @@
         "ttl": {
             "type": ["integer", "null"],
             "description": "Time to live",
-            "minimum": 0,
+            "minimum": 1,
             "maximum": 2147483647
         },
         "description": {