diff --git a/repos/os/src/drivers/input/spec/ps2/pbxa9/main.cc b/repos/os/src/drivers/input/spec/ps2/pbxa9/main.cc
index 851f141e93..3497769bbb 100644
--- a/repos/os/src/drivers/input/spec/ps2/pbxa9/main.cc
+++ b/repos/os/src/drivers/input/spec/ps2/pbxa9/main.cc
@@ -82,6 +82,7 @@ struct Ps2::Main
 
 	Main(Genode::Env &env) : _env(env)
 	{
+		_config.sigh(_config_handler);
 		_handle_config();
 
 		env.parent().announce(env.ep().manage(_root));
diff --git a/repos/os/src/drivers/input/spec/ps2/x86/main.cc b/repos/os/src/drivers/input/spec/ps2/x86/main.cc
index 49e2bea279..4ec76aa6d1 100644
--- a/repos/os/src/drivers/input/spec/ps2/x86/main.cc
+++ b/repos/os/src/drivers/input/spec/ps2/x86/main.cc
@@ -92,6 +92,7 @@ struct Ps2::Main
 
 	Main(Genode::Env &env) : _env(env)
 	{
+		_config.sigh(_config_handler);
 		_handle_config();
 
 		env.parent().announce(env.ep().manage(_root));