diff --git a/src/rules/selector-nest-combinators/__tests__/index.js b/src/rules/selector-nest-combinators/__tests__/index.js
index bfd948cf..f86fb707 100644
--- a/src/rules/selector-nest-combinators/__tests__/index.js
+++ b/src/rules/selector-nest-combinators/__tests__/index.js
@@ -107,6 +107,19 @@ testRule(rule, {
       }
       `,
       description: "ignores nested properties"
+    },
+    {
+      code: `
+      @keyframes foo {
+	      0% {
+		      color: blue;
+        }
+        50.5% {
+          color: red;
+        }
+      }
+      `,
+      description: "ignores @keyframes"
     }
   ],
 
@@ -262,6 +275,19 @@ testRule(rule, {
       }
       `,
       description: "ignores nested properties"
+    },
+    {
+      code: `
+      @keyframes foo {
+	      0% {
+		      color: blue;
+        }
+        50.5% {
+          color: red;
+        }
+      }
+      `,
+      description: "ignores @keyframes"
     }
   ],
 
diff --git a/src/rules/selector-nest-combinators/index.js b/src/rules/selector-nest-combinators/index.js
index ffe7ff13..63f2a36f 100644
--- a/src/rules/selector-nest-combinators/index.js
+++ b/src/rules/selector-nest-combinators/index.js
@@ -46,6 +46,14 @@ export default function(expectation) {
     const interpolationRe = /#{.+?}$/;
 
     root.walkRules(rule => {
+      if (
+        rule.parent &&
+        rule.parent.type === "atrule" &&
+        rule.parent.name === "keyframes"
+      ) {
+        return;
+      }
+
       if (typeof rule.selector === "string") {
         const isNestedProperty = rule.selector.slice(-1) === ":";