diff --git a/fuzz/fuzz_seeds/postgres_alter_extension.sql b/fuzz/fuzz_seeds/postgres_alter_extension.sql
index 4c6cee2443..dcc5b31d7f 100644
--- a/fuzz/fuzz_seeds/postgres_alter_extension.sql
+++ b/fuzz/fuzz_seeds/postgres_alter_extension.sql
@@ -21,3 +21,4 @@ ALTER EXTENSION citext ADD TEXT SEARCH TEMPLATE public.tpl;
 ALTER EXTENSION citext DROP DATABASE db_name;
 ALTER EXTENSION citext ADD EXTENSION other_ext;
 ALTER EXTENSION citext DROP INDEX public.idx;
+ALTER EXTENSION citext ADD PUBLICATION pub;
diff --git a/src/ast/ddl.rs b/src/ast/ddl.rs
index 5749c3a2ef..b9150c566d 100644
--- a/src/ast/ddl.rs
+++ b/src/ast/ddl.rs
@@ -4957,6 +4957,8 @@ pub enum AlterExtensionMember {
     },
     /// `MATERIALIZED VIEW object_name`
     MaterializedView(ObjectName),
+    /// `PUBLICATION object_name`
+    Publication(Ident),
     /// `SCHEMA object_name`
     Schema(Ident),
     /// `SEQUENCE object_name`
@@ -5018,6 +5020,7 @@ impl fmt::Display for AlterExtensionMember {
                 }
             }
             AlterExtensionMember::MaterializedView(name) => write!(f, "MATERIALIZED VIEW {name}"),
+            AlterExtensionMember::Publication(name) => write!(f, "PUBLICATION {name}"),
             AlterExtensionMember::Schema(name) => write!(f, "SCHEMA {name}"),
             AlterExtensionMember::Sequence(name) => write!(f, "SEQUENCE {name}"),
             AlterExtensionMember::Server(name) => write!(f, "SERVER {name}"),
diff --git a/src/keywords.rs b/src/keywords.rs
index 6ed7eb6014..9e6cf5562b 100644
--- a/src/keywords.rs
+++ b/src/keywords.rs
@@ -856,6 +856,7 @@ define_keywords!(
     PROGRAM,
     PROJECTION,
     PUBLIC,
+    PUBLICATION,
     PURCHASE,
     PURGE,
     PUT,
diff --git a/src/parser/mod.rs b/src/parser/mod.rs
index bbf4e1d60d..8a7e5e824a 100644
--- a/src/parser/mod.rs
+++ b/src/parser/mod.rs
@@ -12579,6 +12579,8 @@ impl<'a> Parser<'a> {
             Ok(AlterExtensionMember::MaterializedView(
                 self.parse_object_name(false)?,
             ))
+        } else if self.parse_keyword(Keyword::PUBLICATION) {
+            Ok(AlterExtensionMember::Publication(self.parse_identifier()?))
         } else if self.parse_keyword(Keyword::SCHEMA) {
             Ok(AlterExtensionMember::Schema(self.parse_identifier()?))
         } else if self.parse_keyword(Keyword::SEQUENCE) {
diff --git a/tests/sqlparser_postgres.rs b/tests/sqlparser_postgres.rs
index 86814d30c2..a3dd1a78b3 100644
--- a/tests/sqlparser_postgres.rs
+++ b/tests/sqlparser_postgres.rs
@@ -13542,6 +13542,7 @@ fn alter_extension_member_round_trip_forms(action: &str) {
         format!("ALTER EXTENSION ext_name {action} LANGUAGE plpgsql"),
         format!("ALTER EXTENSION ext_name {action} PROCEDURAL LANGUAGE plpgsql"),
         format!("ALTER EXTENSION ext_name {action} MATERIALIZED VIEW mv"),
+        format!("ALTER EXTENSION ext_name {action} PUBLICATION pub"),
         format!("ALTER EXTENSION ext_name {action} SCHEMA schema_name"),
         format!("ALTER EXTENSION ext_name {action} SEQUENCE seq"),
         format!("ALTER EXTENSION ext_name {action} SERVER srv"),
@@ -13739,6 +13740,7 @@ fn parse_alter_extension_add_member() {
         "LANGUAGE",
         "MATERIALIZED VIEW",
         "PROCEDURAL LANGUAGE",
+        "PUBLICATION",
         "SCHEMA",
         "SEQUENCE",
         "SERVER",