diff --git a/docs/doc-requirements.txt b/docs/doc-requirements.txt
deleted file mode 100644
index 2b3f75c..0000000
--- a/docs/doc-requirements.txt
+++ /dev/null
@@ -1 +0,0 @@
-sphinx_copybutton
diff --git a/docs/environment.yml b/docs/environment.yml
new file mode 100644
index 0000000..d737594
--- /dev/null
+++ b/docs/environment.yml
@@ -0,0 +1,9 @@
+name: tljh
+channels:
+  - conda-forge
+dependencies:
+- python=3.6
+- traitlets>=4.1
+- sphinx>=1.4, !=1.5.4
+- pip:
+  - sphinx_copybutton
diff --git a/readthedocs.yml b/readthedocs.yml
new file mode 100644
index 0000000..e1243da
--- /dev/null
+++ b/readthedocs.yml
@@ -0,0 +1,6 @@
+name: the-littlest-jupyterhub
+type: sphinx
+conda:
+    file: docs/environment.yml
+python:
+  version: 3