diff --git a/atproto/lexicon/catalog.go b/atproto/lexicon/catalog.go
index 7797fad9..524ef81a 100644
--- a/atproto/lexicon/catalog.go
+++ b/atproto/lexicon/catalog.go
@@ -72,9 +72,8 @@ func (c *BaseCatalog) AddSchemaFile(sf SchemaFile) error {
 			return err
 		}
 		s := Schema{
-			ID:       name,
-			Revision: sf.Revision,
-			Def:      def.Inner,
+			ID:  name,
+			Def: def.Inner,
 		}
 		c.schemas[name] = s
 	}
diff --git a/atproto/lexicon/language.go b/atproto/lexicon/language.go
index 1eb5bdf0..b2243076 100644
--- a/atproto/lexicon/language.go
+++ b/atproto/lexicon/language.go
@@ -16,7 +16,6 @@ import (
 type SchemaFile struct {
 	Lexicon     int                  `json:"lexicon,const=1"`
 	ID          string               `json:"id"`
-	Revision    *int                 `json:"revision,omitempty"`
 	Description *string              `json:"description,omitempty"`
 	Defs        map[string]SchemaDef `json:"defs"`
 }
diff --git a/atproto/lexicon/lexicon.go b/atproto/lexicon/lexicon.go
index 840d2ae7..df0909da 100644
--- a/atproto/lexicon/lexicon.go
+++ b/atproto/lexicon/lexicon.go
@@ -22,9 +22,8 @@ var LenientMode ValidateFlags = AllowLegacyBlob | AllowLenientDatetime
 
 // Represents a Lexicon schema definition
 type Schema struct {
-	ID       string
-	Revision *int
-	Def      any
+	ID  string
+	Def any
 }
 
 // Checks Lexicon schema (fetched from the catalog) for the given record, with optional flags tweaking default validation rules.