diff --git a/lib/check/disk.py b/lib/check/disk.py
index f8331ee..e3daa32 100644
--- a/lib/check/disk.py
+++ b/lib/check/disk.py
@@ -13,4 +13,6 @@ async def check_disk(
         check_config: dict):
 
     state = await get_data(asset, asset_config, check_config, QUERIES)
+    for disk in state.get('diskEntry', []):
+        disk['diskCapacity'] = int(disk['diskCapacity'])
     return state
diff --git a/lib/version.py b/lib/version.py
index a06f920..14a5c96 100644
--- a/lib/version.py
+++ b/lib/version.py
@@ -1,4 +1,4 @@
 # Version string. Examples:
 #  '3.0.0'
 #  '3.0.0-alpha9'
-__version__ = '3.0.0-alpha1'
+__version__ = '3.0.0-alpha2'