diff --git a/web/pgadmin/browser/server_groups/servers/databases/schemas/functions/templates/function/pg/sql/9.1_plus/create.sql b/web/pgadmin/browser/server_groups/servers/databases/schemas/functions/templates/function/pg/sql/9.1_plus/create.sql
index 4566d0649..5b62e9554 100644
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/functions/templates/function/pg/sql/9.1_plus/create.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/functions/templates/function/pg/sql/9.1_plus/create.sql
@@ -9,7 +9,8 @@ CREATE{% if query_type is defined %}{{' OR REPLACE'}}{% endif %} FUNCTION {{ con
 {% endfor %}
 {% endif -%}
 )
-    RETURNS{% if data.proretset %} SETOF{% endif %} {{ conn|qtTypeIdent(data.prorettypename) }}
+    RETURNS{% if data.proretset and data.prorettypename.startswith('SETOF ') %} {{ data.prorettypename }} {% elif data.proretset %} SETOF {{ conn|qtTypeIdent(data.prorettypename) }}{% else %} {{ conn|qtTypeIdent(data.prorettypename) }}{% endif %}
+
     LANGUAGE {{ data.lanname|qtLiteral }}
 {% if data.procost %}
     COST {{data.procost}}
diff --git a/web/pgadmin/browser/server_groups/servers/databases/schemas/functions/templates/function/pg/sql/9.2_plus/create.sql b/web/pgadmin/browser/server_groups/servers/databases/schemas/functions/templates/function/pg/sql/9.2_plus/create.sql
index dda39cf68..3cbab1c88 100644
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/functions/templates/function/pg/sql/9.2_plus/create.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/functions/templates/function/pg/sql/9.2_plus/create.sql
@@ -9,7 +9,8 @@ CREATE{% if query_type is defined %}{{' OR REPLACE'}}{% endif %} FUNCTION {{ con
 {% endfor %}
 {% endif -%}
 )
-    RETURNS{% if data.proretset %} SETOF{% endif %} {{ conn|qtTypeIdent(data.prorettypename) }}
+    RETURNS{% if data.proretset and data.prorettypename.startswith('SETOF ') %} {{ data.prorettypename }} {% elif data.proretset %} SETOF {{ conn|qtTypeIdent(data.prorettypename) }}{% else %} {{ conn|qtTypeIdent(data.prorettypename) }}{% endif %}
+
     LANGUAGE {{ data.lanname|qtLiteral }}
 {% if data.procost %}
     COST {{data.procost}}
diff --git a/web/pgadmin/browser/server_groups/servers/databases/schemas/functions/templates/function/pg/sql/9.5_plus/create.sql b/web/pgadmin/browser/server_groups/servers/databases/schemas/functions/templates/function/pg/sql/9.5_plus/create.sql
index 0668313aa..f27f52608 100644
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/functions/templates/function/pg/sql/9.5_plus/create.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/functions/templates/function/pg/sql/9.5_plus/create.sql
@@ -9,7 +9,8 @@ CREATE{% if query_type is defined %}{{' OR REPLACE'}}{% endif %} FUNCTION {{ con
 {% endfor %}
 {% endif -%}
 )
-    RETURNS{% if data.proretset %} SETOF{% endif %} {{ conn|qtTypeIdent(data.prorettypename) }}
+    RETURNS{% if data.proretset and data.prorettypename.startswith('SETOF ') %} {{ data.prorettypename }} {% elif data.proretset %} SETOF {{ conn|qtTypeIdent(data.prorettypename) }}{% else %} {{ conn|qtTypeIdent(data.prorettypename) }}{% endif %}
+
     LANGUAGE {{ data.lanname|qtLiteral }}
 {% if data.procost %}
     COST {{data.procost}}
diff --git a/web/pgadmin/browser/server_groups/servers/databases/schemas/functions/templates/function/ppas/sql/9.1_plus/create.sql b/web/pgadmin/browser/server_groups/servers/databases/schemas/functions/templates/function/ppas/sql/9.1_plus/create.sql
index 10589ce4a..e5d589436 100644
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/functions/templates/function/ppas/sql/9.1_plus/create.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/functions/templates/function/ppas/sql/9.1_plus/create.sql
@@ -9,7 +9,8 @@ CREATE{% if query_type is defined %}{{' OR REPLACE'}}{% endif %} FUNCTION {{ con
 {% endfor %}
 {% endif -%}
 )
-    RETURNS{% if data.proretset %} SETOF{% endif %} {{ conn|qtTypeIdent(data.prorettypename) }}
+    RETURNS{% if data.proretset and data.prorettypename.startswith('SETOF ') %} {{ data.prorettypename }} {% elif data.proretset %} SETOF {{ conn|qtTypeIdent(data.prorettypename) }}{% else %} {{ conn|qtTypeIdent(data.prorettypename) }}{% endif %}
+
     LANGUAGE {{ data.lanname|qtLiteral }}
 {% if data.procost %}
     COST {{data.procost}}
diff --git a/web/pgadmin/browser/server_groups/servers/databases/schemas/functions/templates/function/ppas/sql/9.2_plus/create.sql b/web/pgadmin/browser/server_groups/servers/databases/schemas/functions/templates/function/ppas/sql/9.2_plus/create.sql
index 77ed28423..84242b9c3 100644
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/functions/templates/function/ppas/sql/9.2_plus/create.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/functions/templates/function/ppas/sql/9.2_plus/create.sql
@@ -9,7 +9,8 @@ CREATE{% if query_type is defined %}{{' OR REPLACE'}}{% endif %} FUNCTION {{ con
 {% endfor %}
 {% endif -%}
 )
-    RETURNS{% if data.proretset %} SETOF{% endif %} {{ conn|qtTypeIdent(data.prorettypename) }}
+    RETURNS{% if data.proretset and data.prorettypename.startswith('SETOF ') %} {{ data.prorettypename }} {% elif data.proretset %} SETOF {{ conn|qtTypeIdent(data.prorettypename) }}{% else %} {{ conn|qtTypeIdent(data.prorettypename) }}{% endif %}
+
     LANGUAGE {{ data.lanname|qtLiteral }}
 {% if data.procost %}
     COST {{data.procost}}
diff --git a/web/pgadmin/browser/server_groups/servers/databases/schemas/functions/templates/function/ppas/sql/9.5_plus/create.sql b/web/pgadmin/browser/server_groups/servers/databases/schemas/functions/templates/function/ppas/sql/9.5_plus/create.sql
index 77034beae..4386b323f 100644
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/functions/templates/function/ppas/sql/9.5_plus/create.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/functions/templates/function/ppas/sql/9.5_plus/create.sql
@@ -9,7 +9,8 @@ CREATE{% if query_type is defined %}{{' OR REPLACE'}}{% endif %} FUNCTION {{ con
 {% endfor %}
 {% endif -%}
     )
-    RETURNS{% if data.proretset %} SETOF{% endif %} {{ conn|qtTypeIdent(data.prorettypename) }}
+    RETURNS{% if data.proretset and data.prorettypename.startswith('SETOF ') %} {{ data.prorettypename }} {% elif data.proretset %} SETOF {{ conn|qtTypeIdent(data.prorettypename) }}{% else %} {{ conn|qtTypeIdent(data.prorettypename) }}{% endif %}
+
     LANGUAGE {{ data.lanname|qtLiteral }}
     {% if data.provolatile %}{{ data.provolatile }} {% endif %}{% if data.proleakproof %}LEAKPROOF {% else %}NOT LEAKPROOF {% endif %}
 {% if data.proisstrict %}STRICT {% endif %}