3 files changed, 4 insertions, 5 deletions
diff --git a/src/client/NodeModel.cpp b/src/client/NodeModel.cpp
index fc7873f0..d1d1108d 100644
--- a/src/client/NodeModel.cpp
+++ b/src/client/NodeModel.cpp
@@ -221,7 +221,7 @@ NodeModel::port_value_range(SharedPtr<const PortModel> port,
 std::string
 NodeModel::port_label(SharedPtr<const PortModel> port) const
 {
-	const Raul::Atom& name = port->get_property("http://lv2plug.in/ns/lv2core#name");
+	const Raul::Atom& name = port->get_property(LV2_CORE__name);
 	if (name.is_valid()) {
 		return name.get_string();
 	}
diff --git a/src/client/PluginModel.cpp b/src/client/PluginModel.cpp
index 35c6649a..4381d979 100644
--- a/src/client/PluginModel.cpp
+++ b/src/client/PluginModel.cpp
@@ -94,8 +94,7 @@ PluginModel::get_property(const URI& key) const
 			else
 				symbol = uri.str().substr(first_delim + 1, last_delim - first_delim - 1);
 		}
-		set_property("http://lv2plug.in/ns/lv2core#symbol",
-		             _uris.forge.alloc(symbol));
+		set_property(LV2_CORE__symbol, _uris.forge.alloc(symbol));
 		return get_property(key);
 	}
 
@@ -152,7 +151,7 @@ PluginModel::set(SharedPtr<PluginModel> p)
 Symbol
 PluginModel::default_node_symbol() const
 {
-	const Atom& name_atom = get_property("http://lv2plug.in/ns/lv2core#symbol");
+	const Atom& name_atom = get_property(LV2_CORE__symbol);
 	if (name_atom.is_valid() && name_atom.type() == _uris.forge.String)
 		return Symbol::symbolify(name_atom.get_string());
 	else
diff --git a/src/client/PluginUI.cpp b/src/client/PluginUI.cpp
index ac54b2f5..a58bdabe 100644
--- a/src/client/PluginUI.cpp
+++ b/src/client/PluginUI.cpp
@@ -100,7 +100,7 @@ PluginUI::create(Ingen::Shared::World*      world,
 		PluginUI::ui_host = suil_host_new(lv2_ui_write, NULL, NULL, NULL);
 	}
 
-	static const char* gtk_ui_uri = "http://lv2plug.in/ns/extensions/ui#GtkUI";
+	static const char* gtk_ui_uri = LV2_UI__GtkUI;
 
 	LilvNode* gtk_ui = lilv_new_uri(world->lilv_world(), gtk_ui_uri);