diff --git a/src/backend/optimizer/path/indxpath.c b/src/backend/optimizer/path/indxpath.c
index d827fc9f4d9..5ea0b27d014 100644
--- a/src/backend/optimizer/path/indxpath.c
+++ b/src/backend/optimizer/path/indxpath.c
@@ -3248,6 +3248,10 @@ match_orclause_to_indexcol(PlannerInfo *root,
 	Assert(IsA(orclause, BoolExpr));
 	Assert(orclause->boolop == OR_EXPR);
 
+	/* Ignore index if it doesn't support index scans */
+	if(!index->amsearcharray)
+		return NULL;
+
 	/*
 	 * Try to convert a list of OR-clauses to a single SAOP expression. Each
 	 * OR entry must be in the form: (indexkey operator constant) or (constant
diff --git a/src/test/regress/expected/create_index.out b/src/test/regress/expected/create_index.out
index 1b0a5f0e9e1..ef8bbf4748c 100644
--- a/src/test/regress/expected/create_index.out
+++ b/src/test/regress/expected/create_index.out
@@ -1233,6 +1233,23 @@ SELECT count(*) FROM tenk1 WHERE stringu1 = 'TVAAAA';
     14
 (1 row)
 
+-- Transform OR-clauses to SAOP's shouldn't be chosen
+SET random_page_cost = 1;
+EXPLAIN (COSTS OFF)
+SELECT COUNT(*) FROM tenk1 WHERE stringu1 = 'TVAAAA' OR  stringu1 = 'TVAAAB';
+                                     QUERY PLAN                                     
+------------------------------------------------------------------------------------
+ Aggregate
+   ->  Bitmap Heap Scan on tenk1
+         Recheck Cond: ((stringu1 = 'TVAAAA'::name) OR (stringu1 = 'TVAAAB'::name))
+         ->  BitmapOr
+               ->  Bitmap Index Scan on hash_tuplesort_idx
+                     Index Cond: (stringu1 = 'TVAAAA'::name)
+               ->  Bitmap Index Scan on hash_tuplesort_idx
+                     Index Cond: (stringu1 = 'TVAAAB'::name)
+(8 rows)
+
+RESET random_page_cost;
 DROP INDEX hash_tuplesort_idx;
 RESET maintenance_work_mem;
 --
diff --git a/src/test/regress/sql/create_index.sql b/src/test/regress/sql/create_index.sql
index ddd0d9ad396..0e6529f3f3d 100644
--- a/src/test/regress/sql/create_index.sql
+++ b/src/test/regress/sql/create_index.sql
@@ -372,6 +372,11 @@ CREATE INDEX hash_tuplesort_idx ON tenk1 USING hash (stringu1 name_ops) WITH (fi
 EXPLAIN (COSTS OFF)
 SELECT count(*) FROM tenk1 WHERE stringu1 = 'TVAAAA';
 SELECT count(*) FROM tenk1 WHERE stringu1 = 'TVAAAA';
+-- Transform OR-clauses to SAOP's shouldn't be chosen
+SET random_page_cost = 1;
+EXPLAIN (COSTS OFF)
+SELECT COUNT(*) FROM tenk1 WHERE stringu1 = 'TVAAAA' OR  stringu1 = 'TVAAAB';
+RESET random_page_cost;
 DROP INDEX hash_tuplesort_idx;
 RESET maintenance_work_mem;