diff --git a/src/pyhf/schema/validator.py b/src/pyhf/schema/validator.py
index 3860690a11..7928e6dfce 100644
--- a/src/pyhf/schema/validator.py
+++ b/src/pyhf/schema/validator.py
@@ -96,10 +96,6 @@ def validate(
 
     Validator = jsonschema.Draft202012Validator
 
-    # downgrade Validator for v1.0.0
-    if version == '1.0.0':
-        Validator = jsonschema.Draft6Validator  # type: ignore[assignment]
-
     if allow_tensors:
         type_checker = Validator.TYPE_CHECKER.redefine(
             "array", _is_array_or_tensor
diff --git a/src/pyhf/schemas/1.0.0/defs.json b/src/pyhf/schemas/1.0.0/defs.json
index 3f67d9d687..d66e2a1528 100644
--- a/src/pyhf/schemas/1.0.0/defs.json
+++ b/src/pyhf/schemas/1.0.0/defs.json
@@ -1,5 +1,5 @@
 {
-    "$schema": "http://json-schema.org/draft-06/schema#",
+    "$schema": "http://json-schema.org/draft/2020-12/schema#",
     "$id": "https://scikit-hep.org/pyhf/schemas/1.0.0/defs.json",
     "definitions": {
         "workspace": {
diff --git a/src/pyhf/schemas/1.0.0/jsonpatch.json b/src/pyhf/schemas/1.0.0/jsonpatch.json
index e860625482..e4d83cab9c 100644
--- a/src/pyhf/schemas/1.0.0/jsonpatch.json
+++ b/src/pyhf/schemas/1.0.0/jsonpatch.json
@@ -1,5 +1,5 @@
 {
-    "$schema": "http://json-schema.org/draft-06/schema#",
+    "$schema": "http://json-schema.org/draft/2020-12/schema#",
     "$id": "https://scikit-hep.org/pyhf/schemas/1.0.0/jsonpatch.json",
     "$ref": "defs.json#/definitions/jsonpatch"
 }
diff --git a/src/pyhf/schemas/1.0.0/measurement.json b/src/pyhf/schemas/1.0.0/measurement.json
index 7ee2c88880..27ce1e3f6d 100644
--- a/src/pyhf/schemas/1.0.0/measurement.json
+++ b/src/pyhf/schemas/1.0.0/measurement.json
@@ -1,5 +1,5 @@
 {
-    "$schema": "http://json-schema.org/draft-06/schema#",
+    "$schema": "http://json-schema.org/draft/2020-12/schema#",
     "$id": "https://scikit-hep.org/pyhf/schemas/1.0.0/measurement.json",
     "$ref": "defs.json#/definitions/measurement"
 }
diff --git a/src/pyhf/schemas/1.0.0/model.json b/src/pyhf/schemas/1.0.0/model.json
index b3e6c3d44b..37ae8e31e3 100644
--- a/src/pyhf/schemas/1.0.0/model.json
+++ b/src/pyhf/schemas/1.0.0/model.json
@@ -1,5 +1,5 @@
 {
-    "$schema": "http://json-schema.org/draft-06/schema#",
+    "$schema": "http://json-schema.org/draft/2020-12/schema#",
     "$id": "https://scikit-hep.org/pyhf/schemas/1.0.0/model.json",
     "$ref": "defs.json#/definitions/model"
 }
diff --git a/src/pyhf/schemas/1.0.0/patchset.json b/src/pyhf/schemas/1.0.0/patchset.json
index cf948269b2..620d633ade 100644
--- a/src/pyhf/schemas/1.0.0/patchset.json
+++ b/src/pyhf/schemas/1.0.0/patchset.json
@@ -1,5 +1,5 @@
 {
-    "$schema": "http://json-schema.org/draft-06/schema#",
+    "$schema": "http://json-schema.org/draft/2020-12/schema#",
     "$id": "https://scikit-hep.org/pyhf/schemas/1.0.0/patchset.json",
     "$ref": "defs.json#/definitions/patchset"
 }
diff --git a/src/pyhf/schemas/1.0.0/workspace.json b/src/pyhf/schemas/1.0.0/workspace.json
index 693d6f1648..d50d231985 100644
--- a/src/pyhf/schemas/1.0.0/workspace.json
+++ b/src/pyhf/schemas/1.0.0/workspace.json
@@ -1,5 +1,5 @@
 {
-    "$schema": "http://json-schema.org/draft-06/schema#",
+    "$schema": "http://json-schema.org/draft/2020-12/schema#",
     "$id": "https://scikit-hep.org/pyhf/schemas/1.0.0/workspace.json",
     "$ref": "defs.json#/definitions/workspace"
 }