diff --git a/dist/ffnm.min.js b/dist/ffnm.min.js
index d3259fa..5d49c13 100644
--- a/dist/ffnm.min.js
+++ b/dist/ffnm.min.js
@@ -1,2 +1,2 @@
-document.addEventListener("DOMContentLoaded",()=>{const e={class:["add","remove","toggle"]};let t=[],c=void 0;function s(e,t){let c=e.getAttribute(t),s=RegExp("^(\\w+):").exec(c)[1],a=RegExp(":(\\w+)\\(").exec(c)[1],l=RegExp("\\('(\\w+)',?").exec(c)[1],o=RegExp(", *'([#,.,a-zA-Z]\\w*)'\\)");return{functionParent:s,functionChild:a,value:l,target:null!==o.exec(c)?o.exec(c)[1]:void 0}}t=[],["i-click","i-scroll-up","i-scroll-down","i-hover"].map(c=>[...document.querySelectorAll(`[${c}]`)].map(s=>{let a=Object.keys(e).map(t=>e[t].map(e=>RegExp(`^${t}:${e}\\('\\w+'(, *'[#,.,a-zA-Z]\\w*')?\\)$`).test(s.getAttribute(c))).some(e=>e)).every(e=>e);return a?t.push(s):(console.error("FFNM: Bad syntax"),console.error(s)),a}).every(e=>e)).every(e=>e),[...document.querySelectorAll("[i-click]")].forEach(e=>{let t=s(e,"i-click");switch(t.functionParent){case"class":[...document.querySelectorAll(t.target)].concat(e).forEach(c=>{e.addEventListener("click",()=>{switch(t.functionChild){case"add":c.classList.add(t.value);break;case"remove":c.classList.remove(t.value);break;case"toggle":c.classList.toggle(t.value)}})})}}),window.addEventListener("scroll",()=>{let e=window.pageYOffset||document.documentElement.scrollTop;[...document.querySelectorAll("[i-scroll-down]")].forEach(t=>{if(e>c){let e=s(t,"i-scroll-down");switch(e.functionParent){case"class":switch(e.functionChild){case"add":t.classList.add(e.value);break;case"remove":t.classList.remove(e.value)}}}}),[...document.querySelectorAll("[i-scroll-up]")].forEach(t=>{if(e<=c){let e=s(t,"i-scroll-up");switch(e.functionParent){case"class":switch(e.functionChild){case"add":t.classList.add(e.value);break;case"remove":t.classList.remove(e.value)}}}}),c=e<=0?0:e},!1),[...document.querySelectorAll("[i-hover]")].forEach(e=>{let t=s(e,"i-hover");switch(t.functionParent){case"class":[...document.querySelectorAll(t.target)].concat(e).forEach(c=>{switch(t.functionChild){case"add":e.addEventListener("mouseenter",()=>{c.classList.add(t.value)}),e.addEventListener("mouseout",()=>{c.classList.remove(t.value)});break;case"remove":e.addEventListener("mouseenter",()=>{c.classList.remove(t.value)}),e.addEventListener("mouseout",()=>{c.classList.add(t.value)});break;case"toggle":e.addEventListener("mouseenter",()=>{c.classList.toggle(t.value)}),e.addEventListener("mouseout",()=>{c.classList.toggle(t.value)})}})}})});
+document.addEventListener("DOMContentLoaded",()=>{const e={class:["add","remove","toggle"]};let t=[],c=void 0;function s(e,t){let c=e.getAttribute(t),s=RegExp("^(\\w+):").exec(c)[1],l=RegExp(":(\\w+)\\(").exec(c)[1],a=RegExp("\\('(\\w+)',?").exec(c)[1],o=RegExp(", *'([#,.,a-zA-Z]\\w*)'\\)");return{functionParent:s,functionChild:l,value:a,target:null!==o.exec(c)?o.exec(c)[1]:void 0}}t=[],["i-click","i-scroll-up","i-scroll-down","i-hover"].map(c=>[...document.querySelectorAll(`[${c}]`)].map(s=>{let l=Object.keys(e).map(t=>e[t].map(e=>RegExp(`^${t}:${e}\\('.+'(, *'[.#i\\w][_-\\w0-9]+')?\\)$`).test(s.getAttribute(c))).some(e=>e)).every(e=>e);return l?t.push(s):(console.error("FFNM: Bad syntax"),console.error(s)),l}).every(e=>e)).every(e=>e),[...document.querySelectorAll("[i-click]")].forEach(e=>{let t=s(e,"i-click");switch(t.functionParent){case"class":[...document.querySelectorAll(t.target)].concat(e).forEach(c=>{e.addEventListener("click",()=>{switch(t.functionChild){case"add":c.classList.add(t.value);break;case"remove":c.classList.remove(t.value);break;case"toggle":c.classList.toggle(t.value)}})})}}),window.addEventListener("scroll",()=>{let e=window.pageYOffset||document.documentElement.scrollTop;[...document.querySelectorAll("[i-scroll-down]")].forEach(t=>{if(e>c){let e=s(t,"i-scroll-down");switch(e.functionParent){case"class":switch(e.functionChild){case"add":t.classList.add(e.value);break;case"remove":t.classList.remove(e.value)}}}}),[...document.querySelectorAll("[i-scroll-up]")].forEach(t=>{if(e<=c){let e=s(t,"i-scroll-up");switch(e.functionParent){case"class":switch(e.functionChild){case"add":t.classList.add(e.value);break;case"remove":t.classList.remove(e.value)}}}}),c=e<=0?0:e},!1),[...document.querySelectorAll("[i-hover]")].forEach(e=>{let t=s(e,"i-hover");switch(t.functionParent){case"class":[...document.querySelectorAll(t.target)].concat(e).forEach(c=>{switch(t.functionChild){case"add":e.addEventListener("mouseenter",()=>{c.classList.add(t.value)}),e.addEventListener("mouseout",()=>{c.classList.remove(t.value)});break;case"remove":e.addEventListener("mouseenter",()=>{c.classList.remove(t.value)}),e.addEventListener("mouseout",()=>{c.classList.add(t.value)});break;case"toggle":e.addEventListener("mouseenter",()=>{c.classList.toggle(t.value)}),e.addEventListener("mouseout",()=>{c.classList.toggle(t.value)})}})}})});
 //# sourceMappingURL=ffnm.min.js.map
diff --git a/src/core.js b/src/core.js
index c5b0f36..f0244ac 100644
--- a/src/core.js
+++ b/src/core.js
@@ -28,7 +28,7 @@ document.addEventListener('DOMContentLoaded', () => {
                 let checked = Object.keys(FUNCTION_TREE).map((key) => {
                     // Check METHODS FUNCTION_TREE
                     return FUNCTION_TREE[key].map((method) => {
-                        return RegExp(`^${key}:${method}\\('\\w+'(, *'[#,.,a-zA-Z]\\w*')?\\)$`).test(element.getAttribute(event));
+                        return RegExp(`^${key}:${method}\\('.+'(, *'[.#i\\w][_-\\w0-9]+')?\\)$`).test(element.getAttribute(event));
                     }).some(method => method);
                 }).every(key => key);
                 if(checked) {
diff --git a/test/i-hover.html b/test/i-hover.html
index 292c063..b1feec8 100644
--- a/test/i-hover.html
+++ b/test/i-hover.html
@@ -11,20 +11,20 @@
         </style>
     </head>
     <body>
-        <p i-hover="class:add('uppercase', '.text')">Place the cursor over this text</p>
-        <p class="text">
+        <p i-hover="class:add('uppercase', '.text__-hover')">Place the cursor over this text</p>
+        <p class="text__1--hover">
             Quisque id diam vel quam elementum pulvinar etiam non quam?
         </p>
-        <p class="text">
+        <p class="text__1--hover">
             Ac, feugiat sed lectus vestibulum mattis ullamcorper velit sed ullamcorper.
         </p>
-        <p class="text" i-hover="class:add('uppercase')">
+        <p class="text__1--hover" i-hover="class:add('uppercase')">
             Nunc aliquet bibendum enim, facilisis gravida neque convallis a cras.
         </p>
-        <p class="text">
+        <p class="text__1--hover">
             Orci phasellus egestas tellus rutrum tellus pellentesque eu tincidunt tortor.
         </p>
-        <p class="text">
+        <p class="text__1--hover">
             Volutpat consequat, mauris nunc congue nisi, vitae suscipit tellus mauris.
         </p>
     </body>