diff --git a/src/utils/alloc.h b/src/utils/alloc.h
index 195f740f6b..e224eaff6d 100644
--- a/src/utils/alloc.h
+++ b/src/utils/alloc.h
@@ -24,7 +24,7 @@
 #ifdef CACHELINE_SIZE
 
 #include <stddef.h>
-#include <algorithm>
+#include <algorithm> // IWYU pragma: keep
 #include <functional>
 #include <memory>
 #include <new>
diff --git a/src/utils/utils.h b/src/utils/utils.h
index f624ba48f2..fd40cb136f 100644
--- a/src/utils/utils.h
+++ b/src/utils/utils.h
@@ -28,7 +28,7 @@
 
 #include <stddef.h>
 #include <stdint.h>
-#include <algorithm>
+#include <algorithm> // IWYU pragma: keep
 #include <iterator>
 #include <map>
 #include <memory>