diff --git a/helpers/make-electrum b/helpers/make-electrum
index 94bc8c073742783bc4b4a6f876bdd315050cb2a4..8d8db2c4f02ce9f4df78af722d8cada97e21cd50 100644
--- a/helpers/make-electrum
+++ b/helpers/make-electrum
@@ -19,6 +19,7 @@
 
 VERSION=1
 EXTERNAL="deb-src http://ftp.debian.org/debian testing main"
+SIGNKEY="46925553"
 
 apt-get install --force-yes -y debian-archive-keyring
 
diff --git a/helpers/make-midori b/helpers/make-midori
index 8a4b10a84e357ae456be5d3851a9fe9f4ee7ef17..b5e19691fa7a4943263ae44d18be7aa2e9f27677 100644
--- a/helpers/make-midori
+++ b/helpers/make-midori
@@ -19,6 +19,7 @@
 
 VERSION=1
 EXTERNAL='deb-src http://ppa.launchpad.net/midori/ppa/ubuntu $UPSTREAM main'
+SIGNKEY="61E5F6C1A69241F1"
 
 . ./config
 
diff --git a/helpers/make-pkglab b/helpers/make-pkglab
index fb8865b101c2f741c4b18ea55f256bec9a09f616..2f018b77ede31181b572113c3d42c1ef7ed35b5f 100644
--- a/helpers/make-pkglab
+++ b/helpers/make-pkglab
@@ -19,6 +19,8 @@
 
 VERSION=1
 EXTERNAL='deb-src http://ftp.us.debian.org/debian stable  main'
+SIGNKEY="46925553"
+
 . ./config
 
 changelog "Pkglab compiled for trisquel"
diff --git a/helpers/make-tor b/helpers/make-tor
index fc1cdc3f5c4e30f765c5c6d8403ea7874d3bbbd8..d1f5930b713717391e0fca1f9b762d7a4ef0cf56 100644
--- a/helpers/make-tor
+++ b/helpers/make-tor
@@ -19,8 +19,7 @@
 
 VERSION=1
 EXTERNAL='deb-src http://deb.torproject.org/torproject.org trusty main'
-
-apt-key adv --recv-keys --keyserver keyserver.ubuntu.com 886DDD89
+SIGNKEY="886DDD89"
 
 . ./config
 
diff --git a/helpers/make-youtube-dl b/helpers/make-youtube-dl
index 24027b7dcdc31cd70fca8dd3968c54659ec87210..8aa1be5bf573b05ddb7b4191191c6c36de9915d6 100644
--- a/helpers/make-youtube-dl
+++ b/helpers/make-youtube-dl
@@ -19,8 +19,7 @@
 
 VERSION=1
 EXTERNAL='deb-src http://ppa.launchpad.net/nilarimogard/webupd8/ubuntu $UPSTREAM main'
-
-apt-key adv --recv-keys --keyserver keyserver.ubuntu.com 531EE72F4C9D234C
+SIGNKEY="531EE72F4C9D234C"
 
 . ./config