diff --git a/.github/workflows/hlint.yml b/.github/workflows/hlint.yml
index 62d8742039..11d5445c1c 100644
--- a/.github/workflows/hlint.yml
+++ b/.github/workflows/hlint.yml
@@ -15,7 +15,7 @@ jobs:
     - name: 'Installing'
       uses: rwe/actions-hlint-setup@v1
       with:
-        version: '3.5'
+        version: '3.6.1'
 
     - name: 'Checking code'
       uses: rwe/actions-hlint-run@v2
diff --git a/.hlint.yaml b/.hlint.yaml
index 852b8060b0..bb2a4327ef 100644
--- a/.hlint.yaml
+++ b/.hlint.yaml
@@ -5,6 +5,10 @@
 # To run HLint do:
 # $ hlint --git -j4
 
+# Ignore all lints in testdata directories, as they are distracting.
+- ignore: { "within": '**/testdata/**' }
+- ignore: { "within": '**/test/data/**' }
+
 # Warnings currently triggered by our code
 - ignore: {name: "Use <$>"}
 - ignore: {name: "Use :"}
diff --git a/plugins/hls-semantic-tokens-plugin/.hlint.yaml b/plugins/hls-semantic-tokens-plugin/.hlint.yaml
deleted file mode 100644
index 072cf81614..0000000000
--- a/plugins/hls-semantic-tokens-plugin/.hlint.yaml
+++ /dev/null
@@ -1 +0,0 @@
-- ignore: { "within": 'test/testdata/*.hs' }