diff --git a/docs/requirement.txt b/docs/requirement.txt
deleted file mode 100644
index 34598424f..000000000
--- a/docs/requirement.txt
+++ /dev/null
@@ -1 +0,0 @@
-Cython>=0.20
\ No newline at end of file
diff --git a/docs/requirements.txt b/docs/requirements.txt
new file mode 100644
index 000000000..ed5195bc8
--- /dev/null
+++ b/docs/requirements.txt
@@ -0,0 +1 @@
+Cython>=0.20