diff --git a/src/components/ModalWindows/ClockingModal.js b/src/components/ModalWindows/ClockingModal.js
index 7299e68..a8a66a2 100644
--- a/src/components/ModalWindows/ClockingModal.js
+++ b/src/components/ModalWindows/ClockingModal.js
@@ -38,7 +38,7 @@ function ClockingModal({
         {
           fieldType: FieldType.number,
           id: 'frequency',
-          text: 'Frequency',
+          text: 'Frequency (Hz)',
           value: defaultValue.frequency,
         },
         {
diff --git a/src/components/Tables/ClockingTable.js b/src/components/Tables/ClockingTable.js
index e8dd748..742b8b6 100644
--- a/src/components/Tables/ClockingTable.js
+++ b/src/components/Tables/ClockingTable.js
@@ -29,7 +29,7 @@ function ClockingTable({ device, update, notify }) {
   const sources = GetOptions('Source');
 
   const mainTableHeader = [
-    '', 'Action', 'En', 'Description', 'Source', 'Port/Signal name', 'Frequency', 'Clock Control', 'Fanout',
+    '', 'Action', 'En', 'Description', 'Source', 'Port/Signal name', 'Frequency (Hz)', 'Clock Control', 'Fanout',
     'Block Power', 'Intc. Power', '%',
   ];