diff --git a/.gitmodules b/.gitmodules
index 47cdfab402..bc87227ad7 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -37,6 +37,3 @@
 [submodule "aux/libkqueue"]
 	path = aux/libkqueue
 	url = https://github.com/zeek/libkqueue
-[submodule "aux/highwayhash"]
-	path = aux/highwayhash
-	url = https://github.com/google/highwayhash
diff --git a/aux/highwayhash b/aux/highwayhash
deleted file mode 160000
index 0aaf66bb8a..0000000000
--- a/aux/highwayhash
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 0aaf66bb8a1634ceee4b778df51a652bdf4e1f17