diff --git a/doc/hmdl.schema.json b/doc/hmdl.schema.json
index 2804d2b..93a0190 100644
--- a/doc/hmdl.schema.json
+++ b/doc/hmdl.schema.json
@@ -19,7 +19,7 @@
 					"default": 3
 				},
 				"annoy": {
-					"description": "whether notifications shall be kept sending after the threshold has been surpassed",
+					"description": "whether notifications about non-ok states shall be kept sending after the threshold has been surpassed",
 					"type": "boolean",
 					"default": false
 				},
@@ -31,7 +31,10 @@
 							"anyOf": [
 								{
 									"description": "in seconds",
-									"type": "integer",
+									"type": [
+										"null",
+										"integer"
+									],
 									"exclusiveMinimum": 0
 								},
 								{
@@ -51,7 +54,10 @@
 							"anyOf": [
 								{
 									"description": "in seconds",
-									"type": "integer",
+									"type": [
+										"null",
+										"integer"
+									],
 									"exclusiveMinimum": 0
 								},
 								{
@@ -66,6 +72,26 @@
 								}
 							],
 							"default": 120
+						},
+						"reminding_interval": {
+							"anyOf": [
+								{
+									"description": "in seconds",
+									"type": "integer",
+									"exclusiveMinimum": 0
+								},
+								{
+									"description": "as text",
+									"type": "string",
+									"enum": [
+										"minute",
+										"hour",
+										"day",
+										"week"
+									]
+								}
+							],
+							"default": 86400
 						}
 					},
 					"required": []
@@ -240,7 +266,7 @@
 								"default": 3
 							},
 							"annoy": {
-								"description": "whether notifications shall be kept sending after the threshold has been surpassed",
+								"description": "whether notifications about non-ok states shall be kept sending after the threshold has been surpassed",
 								"type": "boolean",
 								"default": false
 							},
@@ -252,7 +278,10 @@
 										"anyOf": [
 											{
 												"description": "in seconds",
-												"type": "integer",
+												"type": [
+													"null",
+													"integer"
+												],
 												"exclusiveMinimum": 0
 											},
 											{
@@ -272,7 +301,10 @@
 										"anyOf": [
 											{
 												"description": "in seconds",
-												"type": "integer",
+												"type": [
+													"null",
+													"integer"
+												],
 												"exclusiveMinimum": 0
 											},
 											{
@@ -287,6 +319,26 @@
 											}
 										],
 										"default": 120
+									},
+									"reminding_interval": {
+										"anyOf": [
+											{
+												"description": "in seconds",
+												"type": "integer",
+												"exclusiveMinimum": 0
+											},
+											{
+												"description": "as text",
+												"type": "string",
+												"enum": [
+													"minute",
+													"hour",
+													"day",
+													"week"
+												]
+											}
+										],
+										"default": 86400
 									}
 								},
 								"required": []
@@ -621,7 +673,7 @@
 										"type": "object",
 										"additionalProperties": false,
 										"properties": {
-											"ssh_host": {
+											"host": {
 												"type": "string"
 											},
 											"ssh_port": {
@@ -660,7 +712,7 @@
 											}
 										},
 										"required": [
-											"ssh_host"
+											"host"
 										]
 									}
 								},