diff --git a/repos/gems/src/server/wm/local_reporter.h b/repos/gems/include/gems/local_reporter.h
similarity index 85%
rename from repos/gems/src/server/wm/local_reporter.h
rename to repos/gems/include/gems/local_reporter.h
index 1dade34c0..0c22e2b11 100644
--- a/repos/gems/src/server/wm/local_reporter.h
+++ b/repos/gems/include/gems/local_reporter.h
@@ -11,17 +11,15 @@
  * under the terms of the GNU General Public License version 2.
  */
 
-#ifndef _LOCAL_REPORTER_H_
-#define _LOCAL_REPORTER_H_
+#ifndef _INCLUDE__GEMS__LOCAL_REPORTER_H_
+#define _INCLUDE__GEMS__LOCAL_REPORTER_H_
 
+/* Genode includes */
 #include <os/attached_dataspace.h>
 #include <util/xml_generator.h>
 #include <report_session/client.h>
 
-
-namespace Wm { struct Local_reporter; }
-
-struct Wm::Local_reporter
+struct Local_reporter
 {
 	Report::Session_client _session;
 
@@ -49,4 +47,4 @@ struct Wm::Local_reporter
 	};
 };
 
-#endif /* _LOCAL_REPORTER_H_ */
+#endif /* _INCLUDE__GEMS__LOCAL_REPORTER_H_ */
diff --git a/repos/gems/src/server/wm/report_rom_slave.h b/repos/gems/include/gems/report_rom_slave.h
similarity index 83%
rename from repos/gems/src/server/wm/report_rom_slave.h
rename to repos/gems/include/gems/report_rom_slave.h
index fd75ab323..e7742e54c 100644
--- a/repos/gems/src/server/wm/report_rom_slave.h
+++ b/repos/gems/include/gems/report_rom_slave.h
@@ -11,8 +11,8 @@
  * under the terms of the GNU General Public License version 2.
  */
 
-#ifndef _REPORT_ROM_SLAVE_H_
-#define _REPORT_ROM_SLAVE_H_
+#ifndef _INCLUDE__GEMS__REPORT_ROM_SLAVE_H_
+#define _INCLUDE__GEMS__REPORT_ROM_SLAVE_H_
 
 /* Genode includes */
 #include <base/lock.h>
@@ -48,19 +48,14 @@ class Report_rom_slave : public Genode::Noncopyable
 			public:
 
 				Policy(Genode::Rpc_entrypoint &entrypoint,
-				       Genode::Ram_session    &ram)
+				       Genode::Ram_session    &ram,
+				       const char             *config)
 				:
 					Slave_policy("report_rom", entrypoint, &ram),
 					_lock(Genode::Lock::LOCKED)
 				{
-					configure("<config> <rom>"
-					          "  <policy label=\"window_list\"    report=\"window_list\"/>"
-					          "  <policy label=\"window_layout\"  report=\"window_layout\"/>"
-					          "  <policy label=\"resize_request\" report=\"resize_request\"/>"
-					          "  <policy label=\"pointer\"        report=\"pointer\"/>"
-					          "  <policy label=\"hover\"          report=\"hover\"/>"
-					          "  <policy label=\"focus\"          report=\"focus\"/>"
-					          "</rom> </config>");
+					if (config)
+						configure(config);
 				}
 
 				bool announce_service(const char             *service_name,
@@ -107,14 +102,15 @@ class Report_rom_slave : public Genode::Noncopyable
 		/**
 		 * Constructor
 		 *
-		 * \param ep   entrypoint used for nitpicker child thread
+		 * \param ep   entrypoint used for child thread
 		 * \param ram  RAM session used to allocate the configuration
 		 *             dataspace
 		 */
-		Report_rom_slave(Genode::Cap_session &cap, Genode::Ram_session &ram)
+		Report_rom_slave(Genode::Cap_session &cap, Genode::Ram_session &ram,
+		                 char const *config)
 		:
 			_ep(&cap, _ep_stack_size, "report_rom"),
-			_policy(_ep, ram),
+			_policy(_ep, ram, config),
 			_slave(_ep, _policy, _quota),
 			_rom_root(_policy.rom_root()),
 			_report_root(_policy.report_root())
@@ -170,4 +166,4 @@ class Report_rom_slave : public Genode::Noncopyable
 		}
 };
 
-#endif /* _REPORT_ROM_SLAVE_H_ */
+#endif /* _INCLUDE__GEMS__REPORT_ROM_SLAVE_H_ */
diff --git a/repos/gems/src/server/wm/single_session_service.h b/repos/gems/include/gems/single_session_service.h
similarity index 79%
rename from repos/gems/src/server/wm/single_session_service.h
rename to repos/gems/include/gems/single_session_service.h
index f2aad6f6e..8cf747674 100644
--- a/repos/gems/src/server/wm/single_session_service.h
+++ b/repos/gems/include/gems/single_session_service.h
@@ -11,14 +11,12 @@
  * under the terms of the GNU General Public License version 2.
  */
 
-#ifndef _SINGLE_SESSION_SERVICE_H_
-#define _SINGLE_SESSION_SERVICE_H_
+#ifndef _INCLUDE__GEMS__SINGLE_SESSION_SERVICE_H_
+#define _INCLUDE__GEMS__SINGLE_SESSION_SERVICE_H_
 
 #include <base/service.h>
 
-namespace Wm { class Single_session_service; }
-
-struct Wm::Single_session_service : Genode::Service
+struct Single_session_service : Genode::Service
 {
 	Genode::Session_capability session_cap;
 
@@ -38,4 +36,4 @@ struct Wm::Single_session_service : Genode::Service
 	void close(Genode::Session_capability) override { }
 };
 
-#endif /* _SINGLE_SESSION_SERVICE_H_ */
+#endif /* _INCLUDE__GEMS__SINGLE_SESSION_SERVICE_H_ */
diff --git a/repos/gems/src/server/wm/main.cc b/repos/gems/src/server/wm/main.cc
index 9be9f89cd..eca3d987d 100644
--- a/repos/gems/src/server/wm/main.cc
+++ b/repos/gems/src/server/wm/main.cc
@@ -20,11 +20,13 @@
 #include <util/volatile_object.h>
 #include <util/xml_node.h>
 
+/* gems includes */
+#include <gems/single_session_service.h>
+#include <gems/report_rom_slave.h>
+#include <gems/local_reporter.h>
+
 /* local includes */
-#include <single_session_service.h>
-#include <report_rom_slave.h>
 #include <decorator_nitpicker.h>
-#include <local_reporter.h>
 #include <decorator_slave.h>
 #include <window_layouter_slave.h>
 #include <nitpicker.h>
@@ -47,7 +49,17 @@ struct Wm::Main
 
 	Genode::Cap_connection cap;
 
-	Report_rom_slave report_rom_slave = { cap, *env()->ram_session() };
+	char const *report_rom_config =
+		"<config> <rom>"
+		"  <policy label=\"window_list\"    report=\"window_list\"/>"
+		"  <policy label=\"window_layout\"  report=\"window_layout\"/>"
+		"  <policy label=\"resize_request\" report=\"resize_request\"/>"
+		"  <policy label=\"pointer\"        report=\"pointer\"/>"
+		"  <policy label=\"hover\"          report=\"hover\"/>"
+		"  <policy label=\"focus\"          report=\"focus\"/>"
+		"</rom> </config>";
+
+	Report_rom_slave report_rom_slave = { cap, *env()->ram_session(), report_rom_config };
 
 	Rom_session_capability window_list_rom    = report_rom_slave.rom_session("window_list");
 	Rom_session_capability window_layout_rom  = report_rom_slave.rom_session("window_layout");
diff --git a/repos/gems/src/server/wm/window_registry.h b/repos/gems/src/server/wm/window_registry.h
index d416fe8f5..23d0c9ffc 100644
--- a/repos/gems/src/server/wm/window_registry.h
+++ b/repos/gems/src/server/wm/window_registry.h
@@ -21,9 +21,8 @@
 #include <base/allocator.h>
 #include <os/surface.h>
 
-/* local includes */
-#include <local_reporter.h>
-
+/* gems includes */
+#include <gems/local_reporter.h>
 
 namespace Wm { class Window_registry; }