diff --git a/org.gnome.Geary.json b/org.gnome.Geary.json
index 53bd8196..fd99eed0 100644
--- a/org.gnome.Geary.json
+++ b/org.gnome.Geary.json
@@ -109,13 +109,17 @@
             "config-opts": [
                 "-DCMAKE_BUILD_TYPE=Release",
                 "-DCMAKE_INSTALL_LIBDIR=lib",
-                "-DBUILD_SHARED_LIBS:BOOL=ON"
+                "-DBUILD_SHARED_LIBS:BOOL=ON",
+                "-DICAL_GLIB=true",
+                "-DGOBJECT_INTROSPECTION=true",
+                "-DICAL_GLIB_VAPI=true",
+                "-DICAL_BUILD_DOCS=false"
             ],
             "sources": [
                 {
                     "type": "archive",
-                    "url": "https://github.com/libical/libical/releases/download/v2.0.0/libical-2.0.0.tar.gz",
-                    "sha256": "654c11f759c19237be39f6ad401d917e5a05f36f1736385ed958e60cf21456da"
+                    "url": "https://github.com/libical/libical/releases/download/v3.0.5/libical-3.0.5.tar.gz",
+                    "sha256": "7ad550c8c49c9b9983658e3ab3e68b1eee2439ec17b169a6b1e6ecb5274e78e6"
                 }
             ]
         },