diff --git a/src/backend/distributed/deparser/ruleutils_18.c b/src/backend/distributed/deparser/ruleutils_18.c
index 61f2a0aa8..d254aa0a4 100644
--- a/src/backend/distributed/deparser/ruleutils_18.c
+++ b/src/backend/distributed/deparser/ruleutils_18.c
@@ -18,7 +18,7 @@
 
 #include "pg_config.h"
 
-#if (PG_VERSION_NUM >= PG_VERSION_17) && (PG_VERSION_NUM < PG_VERSION_18)
+#if (PG_VERSION_NUM >= PG_VERSION_18) && (PG_VERSION_NUM < PG_VERSION_19)
 
 #include "postgres.h"
 
diff --git a/src/include/pg_version_constants.h b/src/include/pg_version_constants.h
index c8bfd319e..b3f293a2c 100644
--- a/src/include/pg_version_constants.h
+++ b/src/include/pg_version_constants.h
@@ -15,5 +15,6 @@
 #define PG_VERSION_16 160000
 #define PG_VERSION_17 170000
 #define PG_VERSION_18 180000
+#define PG_VERSION_19 190000
 
 #endif   /* PG_VERSION_CONSTANTS */