diff --git a/.github/workflows/getdeps_linux.yml b/.github/workflows/getdeps_linux.yml
index 1cdf86064c7..a604ac60b2e 100644
--- a/.github/workflows/getdeps_linux.yml
+++ b/.github/workflows/getdeps_linux.yml
@@ -6,7 +6,7 @@ on: [push, pull_request]
 
 jobs:
   build:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-20.04
     steps:
     - uses: actions/checkout@v2
     - name: Fetch boost
@@ -49,22 +49,20 @@ jobs:
       run: python3 build/fbcode_builder/getdeps.py fetch --no-tests automake
     - name: Fetch libtool
       run: python3 build/fbcode_builder/getdeps.py fetch --no-tests libtool
-    - name: Fetch bison
-      run: python3 build/fbcode_builder/getdeps.py fetch --no-tests bison
     - name: Fetch libsodium
       run: python3 build/fbcode_builder/getdeps.py fetch --no-tests libsodium
-    - name: Fetch xz
-      run: python3 build/fbcode_builder/getdeps.py fetch --no-tests xz
-    - name: Fetch folly
-      run: python3 build/fbcode_builder/getdeps.py fetch --no-tests folly
-    - name: Fetch fizz
-      run: python3 build/fbcode_builder/getdeps.py fetch --no-tests fizz
     - name: Fetch libffi
       run: python3 build/fbcode_builder/getdeps.py fetch --no-tests libffi
     - name: Fetch ncurses
       run: python3 build/fbcode_builder/getdeps.py fetch --no-tests ncurses
     - name: Fetch python
       run: python3 build/fbcode_builder/getdeps.py fetch --no-tests python
+    - name: Fetch xz
+      run: python3 build/fbcode_builder/getdeps.py fetch --no-tests xz
+    - name: Fetch folly
+      run: python3 build/fbcode_builder/getdeps.py fetch --no-tests folly
+    - name: Fetch fizz
+      run: python3 build/fbcode_builder/getdeps.py fetch --no-tests fizz
     - name: Fetch wangle
       run: python3 build/fbcode_builder/getdeps.py fetch --no-tests wangle
     - name: Fetch fbthrift
@@ -111,22 +109,20 @@ jobs:
       run: python3 build/fbcode_builder/getdeps.py build --no-tests automake
     - name: Build libtool
       run: python3 build/fbcode_builder/getdeps.py build --no-tests libtool
-    - name: Build bison
-      run: python3 build/fbcode_builder/getdeps.py build --no-tests bison
     - name: Build libsodium
       run: python3 build/fbcode_builder/getdeps.py build --no-tests libsodium
-    - name: Build xz
-      run: python3 build/fbcode_builder/getdeps.py build --no-tests xz
-    - name: Build folly
-      run: python3 build/fbcode_builder/getdeps.py build --no-tests folly
-    - name: Build fizz
-      run: python3 build/fbcode_builder/getdeps.py build --no-tests fizz
     - name: Build libffi
       run: python3 build/fbcode_builder/getdeps.py build --no-tests libffi
     - name: Build ncurses
       run: python3 build/fbcode_builder/getdeps.py build --no-tests ncurses
     - name: Build python
       run: python3 build/fbcode_builder/getdeps.py build --no-tests python
+    - name: Build xz
+      run: python3 build/fbcode_builder/getdeps.py build --no-tests xz
+    - name: Build folly
+      run: python3 build/fbcode_builder/getdeps.py build --no-tests folly
+    - name: Build fizz
+      run: python3 build/fbcode_builder/getdeps.py build --no-tests fizz
     - name: Build wangle
       run: python3 build/fbcode_builder/getdeps.py build --no-tests wangle
     - name: Build fbthrift
diff --git a/build/fbcode_builder/getdeps.py b/build/fbcode_builder/getdeps.py
index 369285bb8ad..8c270c0bc60 100755
--- a/build/fbcode_builder/getdeps.py
+++ b/build/fbcode_builder/getdeps.py
@@ -1115,7 +1115,7 @@ def setup_project_cmd_parser(self, parser):
             help="Allow CI to fire on all branches - Handy for testing",
         )
         parser.add_argument(
-            "--ubuntu-version", default="18.04", help="Version of Ubuntu to use"
+            "--ubuntu-version", default="20.04", help="Version of Ubuntu to use"
         )
         parser.add_argument(
             "--main-branch",