diff --git a/components/lib/api/PrimeIcons.js b/components/lib/api/PrimeIcons.js
index 6ac54c4a8..118cbab4a 100644
--- a/components/lib/api/PrimeIcons.js
+++ b/components/lib/api/PrimeIcons.js
@@ -193,20 +193,20 @@ const PrimeIcons = {
     SLIDERS_V: 'pi pi-sliders-v',
     SORT: 'pi pi-sort',
     SORT_ALPHA_DOWN: 'pi pi-sort-alpha-down',
-    SORT_ALPHA_ALT_DOWN: 'pi pi-sort-alpha-alt-down',
+    SORT_ALPHA_ALT_DOWN: 'pi pi-sort-alpha-down-alt',
     SORT_ALPHA_UP: 'pi pi-sort-alpha-up',
-    SORT_ALPHA_ALT_UP: 'pi pi-sort-alpha-alt-up',
+    SORT_ALPHA_ALT_UP: 'pi pi-sort-alpha-up-alt',
     SORT_ALT: 'pi pi-sort-alt',
-    SORT_ALT_SLASH: 'pi pi-sort-slash',
+    SORT_ALT_SLASH: 'pi pi-sort-alt-slash',
     SORT_AMOUNT_DOWN: 'pi pi-sort-amount-down',
     SORT_AMOUNT_DOWN_ALT: 'pi pi-sort-amount-down-alt',
     SORT_AMOUNT_UP: 'pi pi-sort-amount-up',
     SORT_AMOUNT_UP_ALT: 'pi pi-sort-amount-up-alt',
     SORT_DOWN: 'pi pi-sort-down',
     SORT_NUMERIC_DOWN: 'pi pi-sort-numeric-down',
-    SORT_NUMERIC_ALT_DOWN: 'pi pi-sort-numeric-alt-down',
+    SORT_NUMERIC_ALT_DOWN: 'pi pi-sort-numeric-down-alt',
     SORT_NUMERIC_UP: 'pi pi-sort-numeric-up',
-    SORT_NUMERIC_ALT_UP: 'pi pi-sort-numeric-alt-up',
+    SORT_NUMERIC_ALT_UP: 'pi pi-sort-numeric-up-alt',
     SORT_UP: 'pi pi-sort-up',
     SPINNER: 'pi pi-spinner',
     STAR: 'pi pi-star',
@@ -216,7 +216,7 @@ const PrimeIcons = {
     STEP_FORWARD: 'pi pi-step-forward',
     STEP_FORWARD_ALT: 'pi pi-step-forward-alt',
     STOP: 'pi pi-stop',
-    STOPWATCH: 'pi pi-stop-watch',
+    STOPWATCH: 'pi pi-stopwatch',
     STOP_CIRCLE: 'pi pi-stop-circle',
     SUN: 'pi pi-sun',
     SYNC: 'pi pi-sync',