diff --git a/contrib/btree_gin/btree_gin.c b/contrib/btree_gin/btree_gin.c
index 12bbcd71675..80521fbb7bb 100644
--- a/contrib/btree_gin/btree_gin.c
+++ b/contrib/btree_gin/btree_gin.c
@@ -318,7 +318,10 @@ GIN_SUPPORT(macaddr, false, leftmostvalue_macaddr, macaddr_cmp)
 static Datum
 leftmostvalue_inet(void)
 {
-	return DirectFunctionCall1(inet_in, CStringGetDatum("0.0.0.0/0"));
+	return DirectFunctionCall3(inet_in,
+							   CStringGetDatum("0.0.0.0/0"),
+							   ObjectIdGetDatum(0),
+							   Int32GetDatum(-1));
 }
 GIN_SUPPORT(inet, true, leftmostvalue_inet, network_cmp)
 
@@ -343,14 +346,20 @@ GIN_SUPPORT(bytea, true, leftmostvalue_text, byteacmp)
 static Datum
 leftmostvalue_bit(void)
 {
-	return DirectFunctionCall1(bit_in, CStringGetDatum(""));
+	return DirectFunctionCall3(bit_in,
+							   CStringGetDatum(""),
+							   ObjectIdGetDatum(0),
+							   Int32GetDatum(-1));
 }
 GIN_SUPPORT(bit, true, leftmostvalue_bit, bitcmp)
 
 static Datum
 leftmostvalue_varbit(void)
 {
-	return DirectFunctionCall1(varbit_in, CStringGetDatum(""));
+	return DirectFunctionCall3(varbit_in,
+							   CStringGetDatum(""),
+							   ObjectIdGetDatum(0),
+							   Int32GetDatum(-1));
 }
 GIN_SUPPORT(varbit, true, leftmostvalue_varbit, bitcmp)