diff --git a/.gitmodules b/.gitmodules
index f93ace6..cb3fd9a 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -52,3 +52,6 @@
 [submodule "custom/org-reveal"]
 	path = custom/org-reveal
 	url = https://github.com/yjwen/org-reveal
+[submodule "custom/org-ql"]
+	path = custom/org-ql
+	url = https://github.com/pestctrl/org-ql/
diff --git a/custom/org-ql b/custom/org-ql
new file mode 160000
index 0000000..70a1acd
--- /dev/null
+++ b/custom/org-ql
@@ -0,0 +1 @@
+Subproject commit 70a1acde938f3ce3fcac924f1ec0786bd13a83e4