diff --git a/.vale.ini b/.vale.ini
index a4632f5..8f19642 100644
--- a/.vale.ini
+++ b/.vale.ini
@@ -2,4 +2,4 @@ StylesPath = vale/styles
 MinAlertLevel = suggestion
 Packages = Google, proselint
 [*]
-BasedOnStyles = Vale, Google, proselint
\ No newline at end of file
+BasedOnStyles = Vale, Google, proselint, Readability
\ No newline at end of file
diff --git a/vale/styles/Readability/Readability/FleschKincaid.yml b/vale/styles/Readability/Readability/FleschKincaid.yml
new file mode 100644
index 0000000..e078f00
--- /dev/null
+++ b/vale/styles/Readability/Readability/FleschKincaid.yml
@@ -0,0 +1,8 @@
+extends: metric
+message: "Try to keep the Flesch–Kincaid grade level (%s) below 8."
+link: https://en.wikipedia.org/wiki/Flesch%E2%80%93Kincaid_readability_tests
+
+formula: |
+  (0.39 * (words / sentences)) + (11.8 * (syllables / words)) - 15.59
+
+condition: "> 8"
\ No newline at end of file