diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..a7bf258
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,6 @@
+[submodule "blog/themes/panaetius-theme"]
+	path = blog/themes/panaetius-theme
+	url = https://git.panaetius.co.uk/hugo/panaetius-theme
+[submodule "blog/themes/chunky-theme"]
+	path = blog/themes/chunky-theme
+	url = https://git.panaetius.co.uk/hugo/chunky-theme
diff --git a/blog/package-lock.json b/blog/package-lock.json
index e3636cf..3e99328 100644
--- a/blog/package-lock.json
+++ b/blog/package-lock.json
@@ -1766,7 +1766,9 @@
       }
     },
     "lunr": {
-      "version": "2.3.8"
+      "version": "2.3.8",
+      "resolved": "https://registry.npmjs.org/lunr/-/lunr-2.3.8.tgz",
+      "integrity": "sha512-oxMeX/Y35PNFuZoHp+jUj5OSEmLCaIH4KTFJh7a93cHBoFmpw2IoPs22VIz7vyO2YUnx2Tn9dzIwO2P/4quIRg=="
     },
     "make-dir": {
       "version": "2.1.0",
@@ -2205,6 +2207,8 @@
     },
     "parser-front-matter": {
       "version": "1.6.4",
+      "resolved": "https://registry.npmjs.org/parser-front-matter/-/parser-front-matter-1.6.4.tgz",
+      "integrity": "sha512-eqtUnI5+COkf1CQOYo8FmykN5Zs+5Yr60f/7GcPgQDZEEjdE/VZ4WMaMo9g37foof8h64t/TH2Uvk2Sq0fDy/g==",
       "requires": {
         "extend-shallow": "^2.0.1",
         "file-is-binary": "^1.0.0",
diff --git a/blog/themes/chunky-theme b/blog/themes/chunky-theme
new file mode 160000
index 0000000..f87b22c
--- /dev/null
+++ b/blog/themes/chunky-theme
@@ -0,0 +1 @@
+Subproject commit f87b22c69cc9090d887ef87773a1c0a8264d6aa1
diff --git a/blog/themes/panaetius-theme b/blog/themes/panaetius-theme
new file mode 160000
index 0000000..ede1562
--- /dev/null
+++ b/blog/themes/panaetius-theme
@@ -0,0 +1 @@
+Subproject commit ede156277ec593f7364ad26d42810ccde3065e9d