diff --git a/.gitmodules b/.gitmodules
index 0ef9dd6..708c756 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -418,3 +418,6 @@
 [submodule "basic_signs"]
 	path = basic_signs
 	url = https://sys4.fr/gitea/mtcontrib/basic_signs.git
+[submodule "replacer"]
+	path = replacer
+	url = https://sys4.fr/gitea/nalc/replacer.git
diff --git a/replacer b/replacer
new file mode 160000
index 0000000..95ce57d
--- /dev/null
+++ b/replacer
@@ -0,0 +1 @@
+Subproject commit 95ce57d6e549882ca01fa0e5131ecb4ad6d9ab47