diff --git a/README.md b/README.md
index a0c90f8e..75651e97 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@
 
 Rules enforcing best practices and consistency using [Tailwind CSS](https://tailwindcss.com/)
 
-## **🎉 The version 3 of plugin is now ready for TailwindCSS v3 🎉**
+## **🎉 Version 3 is now ready for TailwindCSS v3 🎉**
 
 ## Make sure to use the correct version
 
@@ -15,6 +15,8 @@ Rules enforcing best practices and consistency using [Tailwind CSS](https://tail
 - Using TailwindCSS v3 ?
   - Make sure to use `v3.x.x` of this plugin
 
+**If you are using the eslint extension, make sure to restart VSCode in order to use the lastest version of the plugin and not the former version from the cache.**
+
 ## We need you ❤️
 
 Version 3 of the plugin is brand new and you will most likely experience bugs, please provide feedback by opening issues on GitHub with all the useful informations so that we can fix them all.
@@ -31,6 +33,10 @@ If you enjoy my work you can:
 
 ## Latest changelog
 
+- FIX: [Arbitrary values of color opacity](https://github.com/francoismassart/eslint-plugin-tailwindcss/issues/80)
+
+- FIX: [Class transition-transform throws the wrong warning](https://github.com/francoismassart/eslint-plugin-tailwindcss/issues/77)
+
 - New rule: [`migration-from-tailwind-2`](docs/rules/migration-from-tailwind-2.md) for easy migration from TailwindCSS `v2` to `v3`
 
 - Support for TailwindCSS v3
diff --git a/lib/rules/migration-from-tailwind-2.js b/lib/rules/migration-from-tailwind-2.js
index bd2ecd86..07e9d4e0 100644
--- a/lib/rules/migration-from-tailwind-2.js
+++ b/lib/rules/migration-from-tailwind-2.js
@@ -148,7 +148,7 @@ module.exports = {
       const deprecatedBgOpacity = [];
       const filtered = classNames.filter((cls) => {
         const suffix = groupUtil.getSuffix(cls, mergedConfig.separator);
-        if (/^(backdrop\-)?filter|filter|transform$/i.test(suffix)) {
+        if (/^((backdrop\-)?filter|transform)$/i.test(suffix)) {
           notNeeded.push(cls);
           return false;
         }
diff --git a/lib/util/groupMethods.js b/lib/util/groupMethods.js
index e2cac6fc..2b017502 100644
--- a/lib/util/groupMethods.js
+++ b/lib/util/groupMethods.js
@@ -40,9 +40,7 @@ function escapeSpecialChars(str) {
  */
 function generateOptionalOpacitySuffix(config) {
   const opacityKeys = !config.theme['opacity'] ? [] : Object.keys(config.theme['opacity']);
-  if (opacityKeys.length === 0) {
-    return '';
-  }
+  opacityKeys.push('\\[(0|1|0?\\.\\d{1,})\\]');
   return `(\\/(${opacityKeys.join('|')}))?`;
 }
 
diff --git a/package-lock.json b/package-lock.json
index f198d2be..52638930 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "eslint-plugin-tailwindcss",
-  "version": "3.0.0",
+  "version": "3.0.1",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -1767,9 +1767,9 @@
       }
     },
     "postcss-selector-parser": {
-      "version": "6.0.7",
-      "resolved": "https://registry.npmjs.org/postcss-selector-parser/-/postcss-selector-parser-6.0.7.tgz",
-      "integrity": "sha512-U+b/Deoi4I/UmE6KOVPpnhS7I7AYdKbhGcat+qTQ27gycvaACvNEw11ba6RrkwVmDVRW7sigWgLj4/KbbJjeDA==",
+      "version": "6.0.8",
+      "resolved": "https://registry.npmjs.org/postcss-selector-parser/-/postcss-selector-parser-6.0.8.tgz",
+      "integrity": "sha512-D5PG53d209Z1Uhcc0qAZ5U3t5HagH3cxu+WLZ22jt3gLUpXM4eXXfiO14jiDWST3NNooX/E8wISfOhZ9eIjGTQ==",
       "requires": {
         "cssesc": "^3.0.0",
         "util-deprecate": "^1.0.2"
@@ -2047,9 +2047,9 @@
       }
     },
     "tailwindcss": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/tailwindcss/-/tailwindcss-3.0.0.tgz",
-      "integrity": "sha512-UPAp2PS5vojAvGClJFIkdh2hfFyaSWo09Ma9j2vZYW+ANhTvpUHFjY85JgtrvvXXREtDvOXy2BxW1yHOz8apCg==",
+      "version": "3.0.7",
+      "resolved": "https://registry.npmjs.org/tailwindcss/-/tailwindcss-3.0.7.tgz",
+      "integrity": "sha512-rZdKNHtC64jcQncLoWOuCzj4lQDTAgLtgK3WmQS88tTdpHh9OwLqULTQxI3tw9AMJsqSpCKlmcjW/8CSnni6zQ==",
       "requires": {
         "arg": "^5.0.1",
         "chalk": "^4.1.2",
@@ -2067,7 +2067,7 @@
         "postcss-js": "^3.0.3",
         "postcss-load-config": "^3.1.0",
         "postcss-nested": "5.0.6",
-        "postcss-selector-parser": "^6.0.6",
+        "postcss-selector-parser": "^6.0.7",
         "postcss-value-parser": "^4.2.0",
         "quick-lru": "^5.1.1",
         "resolve": "^1.20.0",
diff --git a/package.json b/package.json
index 4f66744e..7b101243 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "eslint-plugin-tailwindcss",
-  "version": "3.0.0",
+  "version": "3.0.1",
   "description": "Rules enforcing best practices while using Tailwind CSS",
   "keywords": [
     "eslint",
@@ -26,7 +26,7 @@
   "dependencies": {
     "fast-glob": "^3.2.5",
     "postcss": "^8.4.4",
-    "tailwindcss": "^3.0.0"
+    "tailwindcss": "^3.0.7"
   },
   "devDependencies": {
     "@tailwindcss/aspect-ratio": "^0.4.0",
diff --git a/tests/lib/rules/migration-from-tailwind-2.js b/tests/lib/rules/migration-from-tailwind-2.js
index 9b1d3107..809ab5d7 100644
--- a/tests/lib/rules/migration-from-tailwind-2.js
+++ b/tests/lib/rules/migration-from-tailwind-2.js
@@ -30,6 +30,12 @@ ruleTester.run("migration-from-tailwind-2", rule, {
     {
       code: `<div class="scale-50 grayscale backdrop-blur-sm">Automatic transforms and filters</div>`,
     },
+    {
+      code: `<div class="transition-transform">transition-transform</div>`,
+    },
+    {
+      code: `<div class="transition-[var(--transform)]">transition-[var(--transform)]</div>`,
+    },
   ],
   invalid: [
     {
diff --git a/tests/lib/rules/no-custom-classname.js b/tests/lib/rules/no-custom-classname.js
index af4b03a0..55ac1aeb 100644
--- a/tests/lib/rules/no-custom-classname.js
+++ b/tests/lib/rules/no-custom-classname.js
@@ -488,6 +488,10 @@ ruleTester.run("no-custom-classname", rule, {
         font-mono is a valid classname
       </div>`,
     },
+    {
+      code: `
+      <div className={'stroke-sky-500/[.1]'}>Arbitrary alpha suffix</div>`,
+    },
   ],
 
   invalid: [