diff --git a/homeassistant/components/peblar/manifest.json b/homeassistant/components/peblar/manifest.json
index 76e228351e5..2c3e73ba76e 100644
--- a/homeassistant/components/peblar/manifest.json
+++ b/homeassistant/components/peblar/manifest.json
@@ -7,6 +7,6 @@
   "integration_type": "device",
   "iot_class": "local_polling",
   "quality_scale": "platinum",
-  "requirements": ["peblar==0.3.1"],
+  "requirements": ["peblar==0.3.2"],
   "zeroconf": [{ "type": "_http._tcp.local.", "name": "pblr-*" }]
 }
diff --git a/homeassistant/components/peblar/update.py b/homeassistant/components/peblar/update.py
index 67ce30a89a6..29dfbfdcd47 100644
--- a/homeassistant/components/peblar/update.py
+++ b/homeassistant/components/peblar/update.py
@@ -27,8 +27,9 @@ PARALLEL_UPDATES = 1
 class PeblarUpdateEntityDescription(UpdateEntityDescription):
     """Describe an Peblar update entity."""
 
-    installed_fn: Callable[[PeblarVersionInformation], str | None]
     available_fn: Callable[[PeblarVersionInformation], str | None]
+    has_fn: Callable[[PeblarVersionInformation], bool] = lambda _: True
+    installed_fn: Callable[[PeblarVersionInformation], str | None]
 
 
 DESCRIPTIONS: tuple[PeblarUpdateEntityDescription, ...] = (
@@ -41,8 +42,9 @@ DESCRIPTIONS: tuple[PeblarUpdateEntityDescription, ...] = (
     PeblarUpdateEntityDescription(
         key="customization",
         translation_key="customization",
-        installed_fn=lambda x: x.current.customization,
         available_fn=lambda x: x.available.customization,
+        has_fn=lambda x: x.current.customization is not None,
+        installed_fn=lambda x: x.current.customization,
     ),
 )
 
diff --git a/requirements_all.txt b/requirements_all.txt
index 75791a57347..49e407b212e 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -1615,7 +1615,7 @@ panasonic-viera==0.4.2
 pdunehd==1.3.2
 
 # homeassistant.components.peblar
-peblar==0.3.1
+peblar==0.3.2
 
 # homeassistant.components.peco
 peco==0.0.30
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index f2d8bae3512..77530c77f05 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -1342,7 +1342,7 @@ panasonic-viera==0.4.2
 pdunehd==1.3.2
 
 # homeassistant.components.peblar
-peblar==0.3.1
+peblar==0.3.2
 
 # homeassistant.components.peco
 peco==0.0.30