diff --git a/.gemini.yml b/.gemini.yml
new file mode 100644
index 00000000..5af1ef27
--- /dev/null
+++ b/.gemini.yml
@@ -0,0 +1,14 @@
+rootUrl: https://www.ascribe.ninja/app
+
+browsers:
+    PhantomJSDesktop:
+        screenshotsDir: './gemini/screens/desktop'
+        windowSize: 1900x1080
+        desiredCapabilities:
+            browserName: phantomjs
+
+    PhantomJSMobile:
+        screenshotsDir: './gemini/screens/mobile'
+        windowSize: 767x1364
+        desiredCapabilities:
+            browserName: phantomjs