diff --git a/.readthedocs.yml b/.readthedocs.yml
index 50b9b38413..daa3b1a966 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -6,7 +6,8 @@ build:
     python: "3.8"
 
 sphinx:
-   configuration: docs/conf.py
+  configuration: docs/conf.py
+  fail_on_warning: true 
 
 python:
   install:
@@ -14,3 +15,6 @@ python:
       path: .
       extra_requirements:
         - docs
+
+# Build all formats for RTD Downloads - htmlzip, pdf, epub
+formats: all
diff --git a/newsfragments/3153.docs.rst b/newsfragments/3153.docs.rst
new file mode 100644
index 0000000000..dab528118c
--- /dev/null
+++ b/newsfragments/3153.docs.rst
@@ -0,0 +1 @@
+Make downloadable versions of docs available in ``pdf``, ``htmlzip``, and ``epub`` formats