diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1052d4a..786f04a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -35,6 +35,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
   - "number-no-trailing-zeros": true
   - "selector-list-comma-newline-after": "always"
   - "string-quotes": "single"
+- Removed scss/at-mixin-pattern rule. Resolves [#181](https://github.com/bjankord/stylelint-config-sass-guidelines/issues/181) and [#191](https://github.com/bjankord/stylelint-config-sass-guidelines/issues/191)
 
 ## [9.0.1]
 ### Changed
diff --git a/__tests__/unit/name-format.spec.js b/__tests__/unit/name-format.spec.js
index 7e6ada0..c17f69f 100644
--- a/__tests__/unit/name-format.spec.js
+++ b/__tests__/unit/name-format.spec.js
@@ -21,7 +21,7 @@ $myVar: 10px;
 `)
 
 test("Name format scss", t => {
-  t.plan(5)
+  t.plan(4)
 
   postcss()
     .use(stylelint({ code: invalidScss, config: config,}))
@@ -30,18 +30,13 @@ test("Name format scss", t => {
     .catch(logError)
 
   function checkResult(result) {
-    t.equal(result.warnings().length, 4, "flags 4 warning")
+    t.equal(result.warnings().length, 3, "flags 3 warning")
     var warningsArray = Object.values(result.warnings()).map(x => x.text);
     t.is(
       warningsArray.includes('Expected @function name to match specified pattern (scss/at-function-pattern)'),
       true,
       'correct warning text',
     )
-    t.is(
-      warningsArray.includes('Expected @mixin name to match specified pattern (scss/at-mixin-pattern)'),
-      true,
-      'correct warning text',
-    )
     t.is(
       warningsArray.includes('Expected $ variable name to match specified pattern (scss/dollar-variable-pattern)'),
       true,
diff --git a/index.js b/index.js
index 3bcb1b6..33a0dce 100644
--- a/index.js
+++ b/index.js
@@ -44,7 +44,6 @@ module.exports = {
     "scss/at-function-pattern": "^[a-z]+([a-z0-9-]+[a-z0-9]+)?$",
     "scss/at-import-no-partial-leading-underscore": true,
     "scss/at-import-partial-extension-blacklist": ["scss"],
-    "scss/at-mixin-pattern": "^[a-z]+([a-z0-9-]+[a-z0-9]+)?$",
     "scss/at-rule-no-unknown": true,
     "scss/dollar-variable-colon-space-after": "always",
     "scss/dollar-variable-colon-space-before": "never",