diff --git a/cpp/src/Ice/PropertyNames.cpp b/cpp/src/Ice/PropertyNames.cpp
index 3764c63fa39..8d33b917576 100644
--- a/cpp/src/Ice/PropertyNames.cpp
+++ b/cpp/src/Ice/PropertyNames.cpp
@@ -250,7 +250,7 @@ const Property IceLocatorDiscoveryPropsData[] =
     Property{"Address", "", false, false, nullptr},
     Property{"Port", "4061", false, false, nullptr},
     Property{"Interface", "", false, false, nullptr},
-    Property{"InstanceName", "IceLocatorDiscovery", false, false, nullptr},
+    Property{"InstanceName", "", false, false, nullptr},
     Property{"Trace.Lookup", "0", false, false, nullptr}
 };
 
diff --git a/csharp/src/Ice/Internal/PropertyNames.cs b/csharp/src/Ice/Internal/PropertyNames.cs
index 620252221b3..9c3548967fd 100644
--- a/csharp/src/Ice/Internal/PropertyNames.cs
+++ b/csharp/src/Ice/Internal/PropertyNames.cs
@@ -192,7 +192,7 @@ public sealed class PropertyNames
             new(pattern: @"Address", usesRegex: false, defaultValue: "", deprecated: false, propertyArray: null),
             new(pattern: @"Port", usesRegex: false, defaultValue: "4061", deprecated: false, propertyArray: null),
             new(pattern: @"Interface", usesRegex: false, defaultValue: "", deprecated: false, propertyArray: null),
-            new(pattern: @"InstanceName", usesRegex: false, defaultValue: "IceLocatorDiscovery", deprecated: false, propertyArray: null),
+            new(pattern: @"InstanceName", usesRegex: false, defaultValue: "", deprecated: false, propertyArray: null),
             new(pattern: @"Trace.Lookup", usesRegex: false, defaultValue: "0", deprecated: false, propertyArray: null)
         ]);
 
diff --git a/java/src/Ice/src/main/java/com/zeroc/Ice/PropertyNames.java b/java/src/Ice/src/main/java/com/zeroc/Ice/PropertyNames.java
index 74c4cd92afd..74d8677c8cf 100644
--- a/java/src/Ice/src/main/java/com/zeroc/Ice/PropertyNames.java
+++ b/java/src/Ice/src/main/java/com/zeroc/Ice/PropertyNames.java
@@ -197,7 +197,7 @@ final class PropertyNames
             new Property("Address", false, "", false, null),
             new Property("Port", false, "4061", false, null),
             new Property("Interface", false, "", false, null),
-            new Property("InstanceName", false, "IceLocatorDiscovery", false, null),
+            new Property("InstanceName", false, "", false, null),
             new Property("Trace.Lookup", false, "0", false, null)
         });