diff --git a/opentelemetry_configuration.json b/opentelemetry_configuration.json
index 8e85fb13..f2ba691b 100644
--- a/opentelemetry_configuration.json
+++ b/opentelemetry_configuration.json
@@ -1485,7 +1485,7 @@
             "string",
             "null"
           ],
-          "description": "The value of the pair.\nProperty must be present, but if null TODO.\n"
+          "description": "The value of the pair.\nProperty must be present, but if null the behavior is dependent on usage context.\n"
         }
       },
       "required": [
diff --git a/schema-docs.md b/schema-docs.md
index 0022c300..20001c7a 100644
--- a/schema-docs.md
+++ b/schema-docs.md
@@ -940,8 +940,8 @@ This is a enum type.
 
 | Value | Description |
 |---|---|
-| `base2_exponential_bucket_histogram` | TODO |
-| `explicit_bucket_histogram` | TODO |
+| `base2_exponential_bucket_histogram` | Use base2 exponential histogram as the default aggregation for histogram instruments. |
+| `explicit_bucket_histogram` | Use explicit bucket histogram as the default aggregation for histogram instruments. |
 
 <details>
 <summary>Language support status</summary>
@@ -1694,7 +1694,7 @@ Usages:
 | Property | Type | Required? | Default and Null Behavior | Constraints | Description |
 |---|---|---|---|---|---|
 | `name` | `string` | `true` | Property is required and must be non-null. | No constraints. | The name of the pair. |
-| `value` | one of:<br>* `string`<br>* `null`<br> | `true` | Property must be present, but if null TODO. | No constraints. | The value of the pair. |
+| `value` | one of:<br>* `string`<br>* `null`<br> | `true` | Property must be present, but if null the behavior is dependent on usage context. | No constraints. | The value of the pair. |
 
 <details>
 <summary>Language support status</summary>
diff --git a/schema/common.yaml b/schema/common.yaml
index 746877d9..aebb8875 100644
--- a/schema/common.yaml
+++ b/schema/common.yaml
@@ -37,7 +37,7 @@ $defs:
           - string
           - "null"
         description: The value of the pair.
-        nullBehavior: TODO
+        nullBehavior: the behavior is dependent on usage context
     required:
       - name
       - value
diff --git a/schema/meter_provider.yaml b/schema/meter_provider.yaml
index 432d6276..574c6600 100644
--- a/schema/meter_provider.yaml
+++ b/schema/meter_provider.yaml
@@ -330,8 +330,8 @@ $defs:
       - explicit_bucket_histogram
       - base2_exponential_bucket_histogram
     enumDescriptions:
-      base2_exponential_bucket_histogram: TODO
-      explicit_bucket_histogram: TODO
+      base2_exponential_bucket_histogram: Use base2 exponential histogram as the default aggregation for histogram instruments.
+      explicit_bucket_histogram: Use explicit bucket histogram as the default aggregation for histogram instruments.
   OtlpHttpMetricExporter:
     type:
       - object