diff --git a/src/libstore/globals.cc b/src/libstore/globals.cc
index f4a4f348f..1238dc530 100644
--- a/src/libstore/globals.cc
+++ b/src/libstore/globals.cc
@@ -9,7 +9,6 @@
 #include <thread>
 #include <dlfcn.h>
 #include <sys/utsname.h>
-#include <unordered_set>
 
 #include <nlohmann/json.hpp>
 
diff --git a/src/libutil/tests/tests.cc b/src/libutil/tests/tests.cc
index 8e77ccbe1..ffba832d8 100644
--- a/src/libutil/tests/tests.cc
+++ b/src/libutil/tests/tests.cc
@@ -1,6 +1,7 @@
 #include "util.hh"
 #include "types.hh"
 
+#include <limits.h>
 #include <gtest/gtest.h>
 
 namespace nix {