diff --git a/.gitmodules b/.gitmodules
index 434d420..70f9b7d 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +1,3 @@
-[submodule "async"]
-	path = async
-	url = https://github.com/romange/async.git
+[submodule "helio"]
+	path = helio
+	url = https://github.com/romange/helio.git
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8b62a57..888178a 100755
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -12,7 +12,7 @@ set(CMAKE_CXX_STANDARD 17)
 
 # We must define all the required variables from the root cmakefile, otherwise
 # they just disappear.
-set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/async/cmake" ${CMAKE_MODULE_PATH})
+set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/helio/cmake" ${CMAKE_MODULE_PATH})
 option(BUILD_SHARED_LIBS "Build shared libraries" OFF)
 
 include(third_party)
@@ -21,7 +21,7 @@ include(internal)
 Message(STATUS "THIRD_PARTY_LIB_DIR ${THIRD_PARTY_LIB_DIR}")
 
 include_directories(${CMAKE_CURRENT_SOURCE_DIR})
-include_directories(async)
+include_directories(helio)
 
-add_subdirectory(async)
+add_subdirectory(helio)
 add_subdirectory(server)
diff --git a/async b/async
deleted file mode 160000
index 39be182..0000000
--- a/async
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 39be1827d923881c662a684a215cb2dbba08d230
diff --git a/helio b/helio
new file mode 160000
index 0000000..29e247c
--- /dev/null
+++ b/helio
@@ -0,0 +1 @@
+Subproject commit 29e247c00c2f10798c78044607436953fb22b384