diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index d76345b66a..b375b1061c 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -13,6 +13,7 @@ jobs:
           - dashing
           - eloquent
           - foxy
+          - galactic
         system:
           - x86_64-linux
           - aarch64-linux
diff --git a/distros/default.nix b/distros/default.nix
index fec08a977c..11211c312e 100644
--- a/distros/default.nix
+++ b/distros/default.nix
@@ -33,5 +33,10 @@ self: super: {
       distro = "foxy";
       python = self.python3;
     } self super;
+
+    galactic = import ./distro-overlay.nix {
+      distro = "galactic";
+      python = self.python3;
+    } self super;
   };
 }
diff --git a/distros/galactic/overrides.nix b/distros/galactic/overrides.nix
new file mode 100644
index 0000000000..c963333090
--- /dev/null
+++ b/distros/galactic/overrides.nix
@@ -0,0 +1,16 @@
+# Top level package set
+self:
+# Distro package set
+rosSelf: rosSuper: with rosSelf.lib; {
+  gazebo = self.gazebo_11;
+
+  libphidget22 = patchVendorUrl rosSuper.libphidget22 {
+    url = "https://www.phidgets.com/downloads/phidget22/libraries/linux/libphidget22/libphidget22-1.6.20200417.tar.gz";
+    sha256 = "17xfc07bgllqr808jm779z98gwz01iik9skw2hcwpgg4j7kdxn5d";
+  };
+
+  rviz-ogre-vendor = patchVendorUrl rosSuper.rviz-ogre-vendor {
+    url = "https://github.com/OGRECave/ogre/archive/v1.12.1.zip";
+    sha256 = "1iv6k0dwdzg5nnzw2mcgcl663q4f7p2kj7nhs8afnsikrzxxgsi4";
+  };
+}