diff --git a/schemas/1.5/dbt_project-1.5.json b/schemas/1.5/dbt_project-1.5.json
index f3c500c..6014778 100644
--- a/schemas/1.5/dbt_project-1.5.json
+++ b/schemas/1.5/dbt_project-1.5.json
@@ -207,6 +207,10 @@
       },
       "additionalProperties": false
     },
+    "invalidate_hard_deletes": {
+      "type": "boolean",
+      "description": "Configuration specific to snapshots used to invalidate hard deletes."
+    },
     "jinja_string": {
       "type": "string",
       "pattern": "\\{\\{.*\\}\\}"
@@ -557,6 +561,9 @@
         "+group": {
           "$ref": "#/$defs/group"
         },
+        "+invalidate_hard_deletes": {
+          "$ref": "#/$defs/invalidate_hard_deletes"
+        },
         "+meta": {
           "$ref": "#/$defs/meta"
         },
@@ -608,6 +615,9 @@
         "group": {
           "$ref": "#/$defs/group"
         },
+        "invalidate_hard_deletes": {
+          "$ref": "#/$defs/invalidate_hard_deletes"
+        },
         "meta": {
           "$ref": "#/$defs/meta"
         },
diff --git a/schemas/1.6/dbt_project-1.6.json b/schemas/1.6/dbt_project-1.6.json
index 428c184..a285f85 100644
--- a/schemas/1.6/dbt_project-1.6.json
+++ b/schemas/1.6/dbt_project-1.6.json
@@ -204,6 +204,10 @@
       },
       "additionalProperties": false
     },
+    "invalidate_hard_deletes": {
+      "type": "boolean",
+      "description": "Configuration specific to snapshots used to invalidate hard deletes."
+    },
     "jinja_string": {
       "type": "string",
       "pattern": "\\{\\{.*\\}\\}"
@@ -519,6 +523,9 @@
         "+group": {
           "$ref": "#/$defs/group"
         },
+        "+invalidate_hard_deletes": {
+          "$ref": "#/$defs/invalidate_hard_deletes"
+        },
         "+meta": {
           "$ref": "#/$defs/meta"
         },
@@ -570,6 +577,9 @@
         "group": {
           "$ref": "#/$defs/group"
         },
+        "invalidate_hard_deletes": {
+          "$ref": "#/$defs/invalidate_hard_deletes"
+        },
         "meta": {
           "$ref": "#/$defs/meta"
         },
diff --git a/schemas/dbt_project.json b/schemas/dbt_project.json
index 39f8b62..1ca488a 100644
--- a/schemas/dbt_project.json
+++ b/schemas/dbt_project.json
@@ -198,6 +198,10 @@
       },
       "additionalProperties": false
     },
+    "invalidate_hard_deletes": {
+      "type": "boolean",
+      "description": "Configuration specific to snapshots used to invalidate hard deletes."
+    },
     "jinja_string": {
       "type": "string",
       "pattern": "\\{\\{.*\\}\\}"
@@ -527,6 +531,9 @@
         "+grants": {
           "$ref": "#/$defs/grants"
         },
+        "+invalidate_hard_deletes": {
+          "$ref": "#/$defs/invalidate_hard_deletes"
+        },
         "+meta": {
           "$ref": "#/$defs/meta"
         },
@@ -575,6 +582,9 @@
         "grants": {
           "$ref": "#/$defs/grants"
         },
+        "invalidate_hard_deletes": {
+          "$ref": "#/$defs/invalidate_hard_deletes"
+        },
         "meta": {
           "$ref": "#/$defs/meta"
         },
diff --git a/tests/1.5/valid/dbt_project.yml b/tests/1.5/valid/dbt_project.yml
index 384ec3a..b5e8c94 100644
--- a/tests/1.5/valid/dbt_project.yml
+++ b/tests/1.5/valid/dbt_project.yml
@@ -79,6 +79,7 @@ tests:
 snapshots:
   test:
     +target_schema: schema
+    +invalidate_hard_deletes: true
     +target_database: database
     +grants:
       select: ["role"]
diff --git a/tests/1.6/valid/dbt_project.yml b/tests/1.6/valid/dbt_project.yml
index 2e89b0a..843ca49 100644
--- a/tests/1.6/valid/dbt_project.yml
+++ b/tests/1.6/valid/dbt_project.yml
@@ -79,6 +79,7 @@ snapshots:
   test:
     +target_schema: schema
     +target_database: database 
+    +invalidate_hard_deletes: true
     +grants:
       select: ['role']