diff --git a/include/services/ac.hpp b/include/services/ac.hpp
index e05f7804..058df381 100644
--- a/include/services/ac.hpp
+++ b/include/services/ac.hpp
@@ -12,6 +12,7 @@ class ACService {
 
 	// Service commands
 	void cancelConnectAsync(u32 messagePointer);
+	void closeAsync(u32 messagePointer);
 	void createDefaultConfig(u32 messagePointer);
 	void getLastErrorCode(u32 messagePointer);
 	void setClientVersion(u32 messagePointer);
diff --git a/src/core/services/ac.cpp b/src/core/services/ac.cpp
index 6bbeba0e..3298ff93 100644
--- a/src/core/services/ac.cpp
+++ b/src/core/services/ac.cpp
@@ -5,6 +5,7 @@ namespace ACCommands {
 	enum : u32 {
 		CreateDefaultConfig = 0x00010000,
 		CancelConnectAsync = 0x00070002,
+		CloseAsync = 0x00080004,
 		GetLastErrorCode = 0x000A0000,
 		SetClientVersion = 0x00400042,
 	};
@@ -15,6 +16,7 @@ void ACService::reset() {}
 void ACService::handleSyncRequest(u32 messagePointer) {
 	const u32 command = mem.read32(messagePointer);
 	switch (command) {
+		case ACCommands::CloseAsync: closeAsync(messagePointer); break;
 		case ACCommands::CancelConnectAsync: cancelConnectAsync(messagePointer); break;
 		case ACCommands::CreateDefaultConfig: createDefaultConfig(messagePointer); break;
 		case ACCommands::GetLastErrorCode: getLastErrorCode(messagePointer); break;
@@ -31,6 +33,14 @@ void ACService::cancelConnectAsync(u32 messagePointer) {
 	mem.write32(messagePointer + 4, Result::Success);
 }
 
+void ACService::closeAsync(u32 messagePointer) {
+	log("AC::CloseAsync (stubbed)\n");
+
+	// TODO: Verify if this response header is correct on hardware
+	mem.write32(messagePointer, IPC::responseHeader(0x8, 1, 0));
+	mem.write32(messagePointer + 4, Result::Success);
+}
+
 void ACService::createDefaultConfig(u32 messagePointer) {
 	log("AC::CreateDefaultConfig (stubbed)\n");