diff --git a/repos/gems/src/server/cpu_sampler/cpu_root.h b/repos/gems/src/server/cpu_sampler/cpu_root.h
index 318b2de42b..979cb0f68b 100644
--- a/repos/gems/src/server/cpu_sampler/cpu_root.h
+++ b/repos/gems/src/server/cpu_sampler/cpu_root.h
@@ -51,8 +51,7 @@ class Cpu_sampler::Cpu_root : public Root_component<Cpu_session_component>
 
 		void _upgrade_session(Cpu_session_component *cpu, const char *args) override
 		{
-			size_t ram_quota = Arg_string::find_arg(args, "ram_quota").ulong_value(0);
-			cpu->upgrade_ram_quota(ram_quota);
+			cpu->upgrade_quota(args);
 		}
 
 	public:
diff --git a/repos/gems/src/server/cpu_sampler/cpu_session_component.cc b/repos/gems/src/server/cpu_sampler/cpu_session_component.cc
index cc73490cd0..2f93ac88cb 100644
--- a/repos/gems/src/server/cpu_sampler/cpu_session_component.cc
+++ b/repos/gems/src/server/cpu_sampler/cpu_session_component.cc
@@ -109,10 +109,9 @@ Cpu_session_component(Rpc_entrypoint             &thread_ep,
 { }
 
 
-void Cpu_sampler::Cpu_session_component::upgrade_ram_quota(size_t ram_quota)
+void Cpu_sampler::Cpu_session_component::upgrade_quota(char const * args)
 {
-	String<64> const args("ram_quota=", ram_quota);
-	_env.upgrade(_id_space_element.id(), args.string());
+	_env.upgrade(_id_space_element.id(), args);
 }
 
 
diff --git a/repos/gems/src/server/cpu_sampler/cpu_session_component.h b/repos/gems/src/server/cpu_sampler/cpu_session_component.h
index adb77ae128..918f7c4889 100644
--- a/repos/gems/src/server/cpu_sampler/cpu_session_component.h
+++ b/repos/gems/src/server/cpu_sampler/cpu_session_component.h
@@ -90,7 +90,7 @@ class Cpu_sampler::Cpu_session_component : public Rpc_object<Cpu_session>
 		 */
 		~Cpu_session_component();
 
-		void upgrade_ram_quota(size_t ram_quota);
+		void upgrade_quota(char const *);
 
 
 		/***************************