diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 63ce469..77fc43b 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -18,18 +18,27 @@ jobs:
             - jekyll:latest
             - jekyll:4.0
             - jekyll:4
+            - jekyll:3.9.0
+            - jekyll:3.9
+            - jekyll:3
           -
             - builder:4.2.0
             - builder:stable
             - builder:latest
             - builder:4.0
             - builder:4
+            - builder:3.9.0
+            - builder:3.9
+            - builder:3
           -
             - minimal:4.2.0
             - minimal:stable
             - minimal:latest
             - minimal:4.0
             - minimal:4
+            - minimal:3.9.0
+            - minimal:3.9
+            - minimal:3
           - builder:pages
           - minimal:pages
           - jekyll:pages
diff --git a/.travis.yml b/.travis.yml
index 2a41c58..5baac92 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -36,6 +36,7 @@ jobs:
         jekyll:pages \
         jekyll:4.0 \
         jekyll:4 \
+        jekyll:3.9.0 \
       '\
     "
   # --
@@ -50,6 +51,7 @@ jobs:
         builder:pages \
         builder:4.0 \
         builder:4 \
+        builder:3.9.0 \
       '\
     "
   # --
@@ -64,5 +66,6 @@ jobs:
         minimal:pages \
         minimal:4.0 \
         minimal:4 \
+        minimal:3.9.0 \
       '\
     "
diff --git a/opts.yml b/opts.yml
index 6e4c779..67210e7 100644
--- a/opts.yml
+++ b/opts.yml
@@ -5,9 +5,11 @@ aliases:
   stable: 4.2.0
   4.0: 4.2.0
   4: 4.2.0
+  3.9: 3.9.0
+  3: 3.9.0
 tags:
   4.2.0: stable
   pages: pages
 releases:
   tag:
-    pages: 3.8.5 # 05-15-2020
+    pages: 3.9.0 # 08-07-2020