diff --git a/.eslintrc.json b/.eslintrc.json
index 60b4ce07..dac8cb29 100644
--- a/.eslintrc.json
+++ b/.eslintrc.json
@@ -41,6 +41,14 @@
               }
             ]
           }
+        ],
+
+        // prettier
+        "prettier/prettier": [
+          "warn",
+          {
+            "endOfLine": "auto"
+          }
         ]
       }
     },
diff --git a/.prettierrc b/.prettierrc
index de753c53..12406fd4 100644
--- a/.prettierrc
+++ b/.prettierrc
@@ -1,3 +1,4 @@
 {
-  "printWidth": 100
+  "printWidth": 100,
+  "endOfLine": "auto"
 }