diff --git a/docs/requirements.txt b/docs/requirements.txt
index 3797817..7799af2 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,5 +1,5 @@
 docutils<0.19
 sphinx
-phinx_rtd_theme
+sphinx_rtd_theme
 pkginfo
 repoze.sphinx.autointerface