diff --git a/lix/libutil/cgroup.cc b/lix/libutil/cgroup.cc
index 2364371d8..2a13dee2d 100644
--- a/lix/libutil/cgroup.cc
+++ b/lix/libutil/cgroup.cc
@@ -5,7 +5,7 @@
 #include <deque>
 #include <fcntl.h>
 #include <filesystem>
-#include <sys/poll.h>
+#include <poll.h>
 #if __linux__
 
 #include "regex.hh"
diff --git a/lix/libutil/file-descriptor.cc b/lix/libutil/file-descriptor.cc
index c7047121e..d66886a14 100644
--- a/lix/libutil/file-descriptor.cc
+++ b/lix/libutil/file-descriptor.cc
@@ -8,7 +8,7 @@
 
 #include <cerrno>
 #include <fcntl.h>
-#include <sys/poll.h>
+#include <poll.h>
 #include <sys/socket.h>
 #include <sys/syscall.h>
 #include <unistd.h>
diff --git a/tests/unit/libstore/filetransfer.cc b/tests/unit/libstore/filetransfer.cc
index cceb59a86..8b9d809d7 100644
--- a/tests/unit/libstore/filetransfer.cc
+++ b/tests/unit/libstore/filetransfer.cc
@@ -14,7 +14,7 @@
 #include <netinet/in.h>
 #include <string>
 #include <string_view>
-#include <sys/poll.h>
+#include <poll.h>
 #include <sys/socket.h>
 #include <thread>
 #include <unistd.h>