diff --git a/stellarium.pro b/stellarium.pro
index 63cce76..1d30045 100644
--- a/stellarium.pro
+++ b/stellarium.pro
@@ -35,9 +35,21 @@ QMAKE_CXXFLAGS_RELEASE += -Ofast
 UBUNTU_TOUCH {
    DEFINES += Q_OS_UBUNTU_TOUCH
 
+
+
     target.path = /
     INSTALLS += target
 
+    # figure out the current build architecture
+    CLICK_ARCH=$$system(dpkg-architecture -qDEB_HOST_ARCH)
+
+
+    # substitute the architecture in the manifest file
+    QMAKE_SUBSTITUTES += $$PWD/ubuntu_touch/manifest.json.in
+    manifest.files = ubuntu_touch/manifest.json
+    manifest.path = /
+    INSTALLS += manifest
+
     click_files.path = /
     click_files.files = $$PWD/ubuntu_touch/*
 
diff --git a/ubuntu_touch/manifest.json b/ubuntu_touch/manifest.json
deleted file mode 100644
index b1176ed..0000000
--- a/ubuntu_touch/manifest.json
+++ /dev/null
@@ -1,15 +0,0 @@
-{
-    "name": "me.lduboeuf.stellarium",
-    "description": "Stellarium",
-    "architecture": "armhf",
-    "title": "stellarium",
-    "hooks": {
-        "stellarium": {
-            "apparmor": "stellarium.apparmor",
-            "desktop":  "stellarium.desktop"
-        }
-    },
-    "version": "0.2.3",
-    "maintainer": "lionel <lionel.duboeuf@gmail.com>",
-    "framework" : "ubuntu-sdk-16.04"
-}
diff --git a/ubuntu_touch/manifest.json.in b/ubuntu_touch/manifest.json.in
new file mode 100644
index 0000000..3f60b11
--- /dev/null
+++ b/ubuntu_touch/manifest.json.in
@@ -0,0 +1,15 @@
+{
+    \"name\": \"me.lduboeuf.stellarium\",
+    \"description\": \"Stellarium\",
+    \"architecture\": \"$${CLICK_ARCH}\",
+    \"title\": \"stellarium\",
+    \"hooks\": {
+        \"stellarium\": {
+            \"apparmor\": \"stellarium.apparmor\",
+            \"desktop\":  \"stellarium.desktop\"
+        }
+    },
+    \"version\": \"0.2.3\",
+    \"maintainer\": \"lionel <lionel.duboeuf@gmail.com>\",
+    \"framework\" : \"ubuntu-sdk-16.04\"
+}