diff --git a/pgx-pg-sys/include/pg10.h b/pgx-pg-sys/include/pg10.h
index f6a9cd267..518fc611e 100644
--- a/pgx-pg-sys/include/pg10.h
+++ b/pgx-pg-sys/include/pg10.h
@@ -74,6 +74,7 @@ Use of this source code is governed by the MIT license that can be found in the
 #include "optimizer/restrictinfo.h"
 #include "optimizer/tlist.h"
 #include "parser/parse_func.h"
+#include "parser/parse_oper.h"
 #include "parser/parse_type.h"
 #include "parser/parser.h"
 #include "parser/parsetree.h"
diff --git a/pgx-pg-sys/include/pg11.h b/pgx-pg-sys/include/pg11.h
index 995705151..7d4acccba 100644
--- a/pgx-pg-sys/include/pg11.h
+++ b/pgx-pg-sys/include/pg11.h
@@ -72,6 +72,7 @@ Use of this source code is governed by the MIT license that can be found in the
 #include "optimizer/restrictinfo.h"
 #include "optimizer/tlist.h"
 #include "parser/parse_func.h"
+#include "parser/parse_oper.h"
 #include "parser/parse_type.h"
 #include "parser/parser.h"
 #include "parser/parsetree.h"
diff --git a/pgx-pg-sys/include/pg12.h b/pgx-pg-sys/include/pg12.h
index 53fa9ca56..91a11d26e 100644
--- a/pgx-pg-sys/include/pg12.h
+++ b/pgx-pg-sys/include/pg12.h
@@ -72,6 +72,7 @@ Use of this source code is governed by the MIT license that can be found in the
 #include "optimizer/restrictinfo.h"
 #include "optimizer/tlist.h"
 #include "parser/parse_func.h"
+#include "parser/parse_oper.h"
 #include "parser/parse_type.h"
 #include "parser/parser.h"
 #include "parser/parsetree.h"
diff --git a/pgx-pg-sys/include/pg13.h b/pgx-pg-sys/include/pg13.h
index d8e4e52c1..bf920ab77 100644
--- a/pgx-pg-sys/include/pg13.h
+++ b/pgx-pg-sys/include/pg13.h
@@ -72,6 +72,7 @@ Use of this source code is governed by the MIT license that can be found in the
 #include "optimizer/restrictinfo.h"
 #include "optimizer/tlist.h"
 #include "parser/parse_func.h"
+#include "parser/parse_oper.h"
 #include "parser/parse_type.h"
 #include "parser/parser.h"
 #include "parser/parsetree.h"
diff --git a/pgx-pg-sys/include/pg14.h b/pgx-pg-sys/include/pg14.h
index d8e4e52c1..bf920ab77 100644
--- a/pgx-pg-sys/include/pg14.h
+++ b/pgx-pg-sys/include/pg14.h
@@ -72,6 +72,7 @@ Use of this source code is governed by the MIT license that can be found in the
 #include "optimizer/restrictinfo.h"
 #include "optimizer/tlist.h"
 #include "parser/parse_func.h"
+#include "parser/parse_oper.h"
 #include "parser/parse_type.h"
 #include "parser/parser.h"
 #include "parser/parsetree.h"