diff --git a/contrib/gitian-descriptors/gitian-linux.yml b/contrib/gitian-descriptors/gitian-linux.yml
index 121cf39ced..813e3cd33c 100755
--- a/contrib/gitian-descriptors/gitian-linux.yml
+++ b/contrib/gitian-descriptors/gitian-linux.yml
@@ -1,6 +1,7 @@
 ---
 name: "dash-linux-0.17"
 enable_cache: true
+distro: "ubuntu"
 suites:
 - "bionic"
 architectures:
diff --git a/contrib/gitian-descriptors/gitian-osx-signer.yml b/contrib/gitian-descriptors/gitian-osx-signer.yml
index 9f9e2795da..838134f489 100644
--- a/contrib/gitian-descriptors/gitian-osx-signer.yml
+++ b/contrib/gitian-descriptors/gitian-osx-signer.yml
@@ -1,5 +1,6 @@
 ---
 name: "dash-dmg-signer"
+distro: "ubuntu"
 suites:
 - "bionic"
 architectures:
diff --git a/contrib/gitian-descriptors/gitian-osx.yml b/contrib/gitian-descriptors/gitian-osx.yml
index a3d9c6b954..3ce4e63cb8 100644
--- a/contrib/gitian-descriptors/gitian-osx.yml
+++ b/contrib/gitian-descriptors/gitian-osx.yml
@@ -1,6 +1,7 @@
 ---
 name: "dash-osx-0.17"
 enable_cache: true
+distro: "ubuntu"
 suites:
 - "bionic"
 architectures:
diff --git a/contrib/gitian-descriptors/gitian-win-signer.yml b/contrib/gitian-descriptors/gitian-win-signer.yml
index 0a21122509..4c21caa01b 100644
--- a/contrib/gitian-descriptors/gitian-win-signer.yml
+++ b/contrib/gitian-descriptors/gitian-win-signer.yml
@@ -1,5 +1,6 @@
 ---
 name: "dash-win-signer"
+distro: "ubuntu"
 suites:
 - "bionic"
 architectures:
diff --git a/contrib/gitian-descriptors/gitian-win.yml b/contrib/gitian-descriptors/gitian-win.yml
index 2202d5ff62..16ee09da7d 100755
--- a/contrib/gitian-descriptors/gitian-win.yml
+++ b/contrib/gitian-descriptors/gitian-win.yml
@@ -1,6 +1,7 @@
 ---
 name: "dash-win-0.17"
 enable_cache: true
+distro: "ubuntu"
 suites:
 - "bionic"
 architectures: