diff --git a/libprocessgroup/cgroup_map.cpp b/libprocessgroup/cgroup_map.cpp
index 8c00326..468d796 100644
--- a/libprocessgroup/cgroup_map.cpp
+++ b/libprocessgroup/cgroup_map.cpp
@@ -49,7 +49,7 @@
 
 static constexpr const char* CGROUP_PROCS_FILE = "/cgroup.procs";
 static constexpr const char* CGROUP_TASKS_FILE = "/tasks";
-static constexpr const char* CGROUP_TASKS_FILE_V2 = "/cgroup.tasks";
+static constexpr const char* CGROUP_TASKS_FILE_V2 = "/cgroup.threads";
 
 uint32_t CgroupController::version() const {
     CHECK(HasValue());