diff --git a/src/db/db/gsiDeclDbNetlist.cc b/src/db/db/gsiDeclDbNetlist.cc
index af209c40e..29f2e7396 100644
--- a/src/db/db/gsiDeclDbNetlist.cc
+++ b/src/db/db/gsiDeclDbNetlist.cc
@@ -1659,7 +1659,8 @@ Class<db::Circuit> decl_dbCircuit (decl_dbNetlistObject, "db", "Circuit",
     "@brief Joins (connects) two nets into one\n"
     "This method will connect the 'with' net with 'net' and remove 'with'.\n"
     "\n"
-    "This method has been introduced in version 0.26.4."
+    "This method has been introduced in version 0.26.4. Starting with version 0.28.13, "
+    "net names will be formed from both input names, combining them with as a comma-separated list."
   ) +
   gsi::iterator ("each_net", (db::Circuit::net_iterator (db::Circuit::*) ()) &db::Circuit::begin_nets, (db::Circuit::net_iterator (db::Circuit::*) ()) &db::Circuit::end_nets,
     "@brief Iterates over the nets of the circuit"
diff --git a/src/db/unit_tests/dbLayoutToNetlistTests.cc b/src/db/unit_tests/dbLayoutToNetlistTests.cc
index d7524ad70..b36e38a07 100644
--- a/src/db/unit_tests/dbLayoutToNetlistTests.cc
+++ b/src/db/unit_tests/dbLayoutToNetlistTests.cc
@@ -608,12 +608,12 @@ TEST(1_BasicExtraction)
   //  do some probing after purging
 
   //  top level
-  EXPECT_EQ (qnet_name (l2n.probe_net (*rmetal2, db::DPoint (0.0, 1.8))), "RINGO:FB");
-  EXPECT_EQ (qnet_name (l2n.probe_net (*rmetal2, db::Point (0, 1800))), "RINGO:FB");
+  EXPECT_EQ (qnet_name (l2n.probe_net (*rmetal2, db::DPoint (0.0, 1.8))), "RINGO:FB,OSC");
+  EXPECT_EQ (qnet_name (l2n.probe_net (*rmetal2, db::Point (0, 1800))), "RINGO:FB,OSC");
   EXPECT_EQ (qnet_name (l2n.probe_net (*rmetal2, db::DPoint (-2.0, 1.8))), "(null)");
-  EXPECT_EQ (qnet_name (l2n.probe_net (*rmetal1, db::DPoint (-1.5, 1.8))), "RINGO:FB");
-  EXPECT_EQ (qnet_name (l2n.probe_net (*rmetal1, db::DPoint (24.5, 1.8))), "RINGO:FB");
-  EXPECT_EQ (qnet_name (l2n.probe_net (*rmetal1, db::DPoint (5.3, 0.0))), "RINGO:VSS");
+  EXPECT_EQ (qnet_name (l2n.probe_net (*rmetal1, db::DPoint (-1.5, 1.8))), "RINGO:FB,OSC");
+  EXPECT_EQ (qnet_name (l2n.probe_net (*rmetal1, db::DPoint (24.5, 1.8))), "RINGO:FB,OSC");
+  EXPECT_EQ (qnet_name (l2n.probe_net (*rmetal1, db::DPoint (5.3, 0.0))), "RINGO:VDD,VSS");
 
   EXPECT_EQ (qnet_name (l2n.probe_net (*rmetal1, db::DPoint (2.6, 1.0))), "RINGO:$I39");
   EXPECT_EQ (qnet_name (l2n.probe_net (*rmetal1, db::DPoint (6.4, 1.0))), "RINGO:$I2");
diff --git a/testdata/algo/device_extract_au1_joined_nets.gds b/testdata/algo/device_extract_au1_joined_nets.gds
index ceda8361f..919bc22a3 100644
Binary files a/testdata/algo/device_extract_au1_joined_nets.gds and b/testdata/algo/device_extract_au1_joined_nets.gds differ