diff --git a/src/backend/distributed/deparser/deparse_function_stmts.c b/src/backend/distributed/deparser/deparse_function_stmts.c
index f0b61db18..d58faabfb 100644
--- a/src/backend/distributed/deparser/deparse_function_stmts.c
+++ b/src/backend/distributed/deparser/deparse_function_stmts.c
@@ -59,6 +59,7 @@ static void AppendDefElemParallel(StringInfo buf, DefElem *def);
 static void AppendDefElemCost(StringInfo buf, DefElem *def);
 static void AppendDefElemRows(StringInfo buf, DefElem *def);
 static void AppendDefElemSet(StringInfo buf, DefElem *def);
+static void AppendDefElemSupport(StringInfo buf, DefElem *def);
 
 static void AppendVarSetValue(StringInfo buf, VariableSetStmt *setStmt);
 static void AppendRenameFunctionStmt(StringInfo buf, RenameStmt *stmt);
@@ -179,6 +180,10 @@ AppendDefElem(StringInfo buf, DefElem *def)
 	{
 		AppendDefElemSet(buf, def);
 	}
+	else if (strcmp(def->defname, "support") == 0)
+	{
+		AppendDefElemSupport(buf, def);
+	}
 }
 
 
@@ -282,6 +287,16 @@ AppendDefElemSet(StringInfo buf, DefElem *def)
 }
 
 
+/*
+ * AppendDefElemSupport appends a string representing the DefElem to a buffer
+ */
+static void
+AppendDefElemSupport(StringInfo buf, DefElem *def)
+{
+	appendStringInfo(buf, " SUPPORT %s", defGetString(def));
+}
+
+
 /*
  * AppendVariableSet appends a string representing the VariableSetStmt to a buffer
  */
diff --git a/src/test/regress/expected/function_propagation.out b/src/test/regress/expected/function_propagation.out
index ab230a8a1..297199a98 100644
--- a/src/test/regress/expected/function_propagation.out
+++ b/src/test/regress/expected/function_propagation.out
@@ -1290,6 +1290,14 @@ WARNING:  "function pg_temp_xxx.temp_func(bigint)" has dependency on unsupported
 DETAIL:  "function pg_temp_xxx.temp_func(bigint)" will be created only locally
 SELECT create_distributed_function('pg_temp.temp_func(BIGINT)');
 ERROR:  "function pg_temp_xxx.temp_func(bigint)" has dependency on unsupported object "schema pg_temp_xxx"
+-- Show that support functions are supported
+CREATE FUNCTION func_with_support(int, int) RETURNS bool
+  LANGUAGE internal STRICT IMMUTABLE PARALLEL SAFE
+  AS $$int4eq$$ SUPPORT generate_series_int8_support;
+CREATE FUNCTION func_with_support_2(int, int) RETURNS bool
+  LANGUAGE internal STRICT IMMUTABLE PARALLEL SAFE
+  AS $$int4eq$$;
+ALTER FUNCTION func_with_support_2(int, int) SUPPORT generate_series_int8_support;
 RESET search_path;
 SET client_min_messages TO WARNING;
 DROP SCHEMA function_propagation_schema CASCADE;
diff --git a/src/test/regress/sql/function_propagation.sql b/src/test/regress/sql/function_propagation.sql
index 575f6a985..eab7927e4 100644
--- a/src/test/regress/sql/function_propagation.sql
+++ b/src/test/regress/sql/function_propagation.sql
@@ -842,6 +842,17 @@ $$ LANGUAGE SQL STABLE;
 
 SELECT create_distributed_function('pg_temp.temp_func(BIGINT)');
 
+-- Show that support functions are supported
+CREATE FUNCTION func_with_support(int, int) RETURNS bool
+  LANGUAGE internal STRICT IMMUTABLE PARALLEL SAFE
+  AS $$int4eq$$ SUPPORT generate_series_int8_support;
+
+CREATE FUNCTION func_with_support_2(int, int) RETURNS bool
+  LANGUAGE internal STRICT IMMUTABLE PARALLEL SAFE
+  AS $$int4eq$$;
+
+ALTER FUNCTION func_with_support_2(int, int) SUPPORT generate_series_int8_support;
+
 RESET search_path;
 SET client_min_messages TO WARNING;
 DROP SCHEMA function_propagation_schema CASCADE;