diff --git a/.github/workflows/check-full.yaml b/.github/workflows/check-full.yaml
index ee3c7ad5c..367b5d5f7 100644
--- a/.github/workflows/check-full.yaml
+++ b/.github/workflows/check-full.yaml
@@ -72,7 +72,7 @@ jobs:
           while read -r cmd
           do
             eval sudo $cmd
-          done < <(Rscript -e 'writeLines(remotes::system_requirements("ubuntu", "16.04"))')
+          done < <(Rscript -e 'writeLines(remotes::system_requirements("ubuntu", "18.04"))')
 
       - name: Install dependencies
         run: |
diff --git a/examples/README.md b/examples/README.md
index 7236fa5da..5ea490ffe 100644
--- a/examples/README.md
+++ b/examples/README.md
@@ -298,7 +298,7 @@ jobs:
           while read -r cmd
           do
             eval sudo $cmd
-          done < <(Rscript -e 'writeLines(remotes::system_requirements("ubuntu", "16.04"))')
+          done < <(Rscript -e 'writeLines(remotes::system_requirements("ubuntu", "18.04"))')
 
       - name: Install dependencies
         run: |
diff --git a/examples/check-full.yaml b/examples/check-full.yaml
index ce70e962b..97240fc0b 100644
--- a/examples/check-full.yaml
+++ b/examples/check-full.yaml
@@ -72,7 +72,7 @@ jobs:
           while read -r cmd
           do
             eval sudo $cmd
-          done < <(Rscript -e 'writeLines(remotes::system_requirements("ubuntu", "16.04"))')
+          done < <(Rscript -e 'writeLines(remotes::system_requirements("ubuntu", "18.04"))')
 
       - name: Install dependencies
         run: |