diff --git a/src/devices/lumi.ts b/src/devices/lumi.ts
index 76927efa560f0..fe4045f7e9e7b 100644
--- a/src/devices/lumi.ts
+++ b/src/devices/lumi.ts
@@ -2353,7 +2353,7 @@ const definitions: DefinitionWithExtend[] = [
             e.vibration(),
             e.action(['vibration', 'tilt', 'drop']),
             e.numeric('strength', ea.STATE),
-            e.enum('sensitivity', ea.STATE_SET, ['low', 'medium', 'high']),
+            e.numeric('sensitivity', ea.STATE_SET).withDescription('Sensitivity, 1 = highest, 21 = lowest').withValueMin(1).withValueMax(21),
             e.angle_axis('angle_x'),
             e.angle_axis('angle_y'),
             e.angle_axis('angle_z'),
diff --git a/src/lib/lumi.ts b/src/lib/lumi.ts
index e5d483acefa64..29990f88d5165 100644
--- a/src/lib/lumi.ts
+++ b/src/lib/lumi.ts
@@ -4691,12 +4691,12 @@ export const toZigbee = {
     lumi_vibration_sensitivity: {
         key: ['sensitivity'],
         convertSet: async (entity, key, value, meta) => {
-            assertString(value, key);
-            value = value.toLowerCase();
-            const lookup = {low: 0x15, medium: 0x0b, high: 0x01};
-
+            if (isString(value)) {
+                value = getFromLookup(value, {low: 0x15, medium: 0x0b, high: 0x01});
+            }
+            assertNumber(value);
             const options = {...manufacturerOptions.lumi, timeout: 35000};
-            await entity.write('genBasic', {0xff0d: {value: getFromLookup(value, lookup), type: 0x20}}, options);
+            await entity.write('genBasic', {0xff0d: {value, type: 0x20}}, options);
             return {state: {sensitivity: value}};
         },
     } satisfies Tz.Converter,