diff --git a/b2g/config/hamachi/config.json b/b2g/config/hamachi/config.json
index 9169874b060..9a36545016d 100644
--- a/b2g/config/hamachi/config.json
+++ b/b2g/config/hamachi/config.json
@@ -20,8 +20,7 @@
     ],
     "env": {
         "VARIANT": "user",
-        "MOZILLA_OFFICIAL": "1",
-        "B2GUPDATER": "1"
+        "MOZILLA_OFFICIAL": "1"
     },
     "b2g_manifest": "hamachi.xml",
     "b2g_manifest_branch": "master",
diff --git a/b2g/config/helix/config.json b/b2g/config/helix/config.json
index 86a6a161cd8..2f0910acb21 100644
--- a/b2g/config/helix/config.json
+++ b/b2g/config/helix/config.json
@@ -20,7 +20,6 @@
     "env": {
         "VARIANT": "user",
         "MOZILLA_OFFICIAL": "1",
-        "B2GUPDATER": "1",
         "ANDROIDFS_DIR": "{workdir}/helix-ics"
     },
     "b2g_manifest": "helix.xml",
diff --git a/b2g/config/inari/config.json b/b2g/config/inari/config.json
index ebbb4a5e78a..2f42f53326c 100644
--- a/b2g/config/inari/config.json
+++ b/b2g/config/inari/config.json
@@ -20,8 +20,7 @@
     ],
     "env": {
         "VARIANT": "user",
-        "MOZILLA_OFFICIAL": "1",
-        "B2GUPDATER": "1"
+        "MOZILLA_OFFICIAL": "1"
     },
     "b2g_manifest": "inari.xml",
     "b2g_manifest_branch": "master",
diff --git a/b2g/config/leo/config.json b/b2g/config/leo/config.json
index f9d2081c581..66a65f11b00 100644
--- a/b2g/config/leo/config.json
+++ b/b2g/config/leo/config.json
@@ -20,8 +20,7 @@
     ],
     "env": {
         "VARIANT": "user",
-        "MOZILLA_OFFICIAL": "1",
-        "B2GUPDATER": "1"
+        "MOZILLA_OFFICIAL": "1"
     },
     "b2g_manifest": "leo.xml",
     "b2g_manifest_branch": "master",
diff --git a/b2g/config/mako/config.json b/b2g/config/mako/config.json
index 2343b9b6088..8e655fae1e7 100644
--- a/b2g/config/mako/config.json
+++ b/b2g/config/mako/config.json
@@ -20,8 +20,7 @@
     ],
     "env": {
         "VARIANT": "user",
-        "MOZILLA_OFFICIAL": "1",
-        "B2GUPDATER": "1"
+        "MOZILLA_OFFICIAL": "1"
     },
     "b2g_manifest": "nexus-4.xml",
     "b2g_manifest_branch": "master",
diff --git a/b2g/config/unagi/config.json b/b2g/config/unagi/config.json
index 4f32d1ddd5f..4c30c8b73d2 100644
--- a/b2g/config/unagi/config.json
+++ b/b2g/config/unagi/config.json
@@ -22,8 +22,7 @@
     ],
     "env": {
         "VARIANT": "user",
-        "MOZILLA_OFFICIAL": "1",
-        "B2GUPDATER": "1"
+        "MOZILLA_OFFICIAL": "1"
     },
     "gecko_l10n_root": "http://hg.mozilla.org/l10n-central",
     "gaia": {