diff --git a/.gitmodules b/.gitmodules
index cb629e9..7ad9d57 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,6 +1,6 @@
-[submodule "doxygen-awesome-css"]
-	path = doxygen-awesome-css
-	url = https://github.com/jothepro/doxygen-awesome-css.git
 [submodule "modules/doxygen-awesome-css"]
 	path = modules/doxygen-awesome-css
 	url = https://github.com/jothepro/doxygen-awesome-css.git
+[submodule "modules/clipp"]
+	path = modules/clipp
+	url = https://github.com/GerHobbelt/clipp.git
diff --git a/doxygen-awesome-css b/doxygen-awesome-css
deleted file mode 160000
index 245c7c9..0000000
--- a/doxygen-awesome-css
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 245c7c94c20eac22730ef89035967f78b77bf405
diff --git a/modules/clipp b/modules/clipp
new file mode 160000
index 0000000..2c32b2f
--- /dev/null
+++ b/modules/clipp
@@ -0,0 +1 @@
+Subproject commit 2c32b2f1f7cc530b1ec1f62c92f698643bb368db