diff --git a/.gitattributes b/.gitattributes
index 36bf3186..97c14af1 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -1,6 +1,13 @@
 *.yml linguist-detectable=true
 *.yml linguist-language=YAML
 
+*.yaml linguist-detectable=true
+*.yaml linguist-language=YAML
+
 *.just linguist-detectable=true
 *.just linguist-documentation=false
 *.just linguist-language=Just
+
+*.json linguist-detectable=true
+*.json linguist-documentation=false
+*.json linguist-language=JSON