diff --git a/components/lib/speeddial/style/SpeedDialStyle.js b/components/lib/speeddial/style/SpeedDialStyle.js
index c085aa771..9310cb4e7 100644
--- a/components/lib/speeddial/style/SpeedDialStyle.js
+++ b/components/lib/speeddial/style/SpeedDialStyle.js
@@ -17,7 +17,7 @@ const classes = {
         `p-speeddial p-component p-speeddial-${props.type}`,
         {
             [`p-speeddial-direction-${props.direction}`]: props.type !== 'circle',
-            'p-speeddial-opened': instance.d_visible,
+            'p-speeddial-open': instance.d_visible,
             'p-disabled': props.disabled
         }
     ],
diff --git a/components/lib/themes/primeone/base/speeddial/index.js b/components/lib/themes/primeone/base/speeddial/index.js
index 35df53e49..bba0febe6 100644
--- a/components/lib/themes/primeone/base/speeddial/index.js
+++ b/components/lib/themes/primeone/base/speeddial/index.js
@@ -89,16 +89,16 @@ export default {
     transition: opacity 150ms;
 }
 
-.p-speeddial-opened .p-speeddial-list {
+.p-speeddial-open .p-speeddial-list {
     pointer-events: auto;
 }
 
-.p-speeddial-opened .p-speeddial-item {
+.p-speeddial-open .p-speeddial-item {
     transform: scale(1);
     opacity: 1;
 }
 
-.p-speeddial-opened .p-speeddial-rotate {
+.p-speeddial-open .p-speeddial-rotate {
     transform: rotate(45deg);
 }
 `