diff --git a/apiserver/facades/controller/caasapplicationprovisioner/mock_test.go b/apiserver/facades/controller/caasapplicationprovisioner/mock_test.go
index 0fe4c007947..db9b1f8afc9 100644
--- a/apiserver/facades/controller/caasapplicationprovisioner/mock_test.go
+++ b/apiserver/facades/controller/caasapplicationprovisioner/mock_test.go
@@ -27,6 +27,7 @@ import (
 	"github.com/juju/juju/core/objectstore"
 	"github.com/juju/juju/core/resources"
 	"github.com/juju/juju/core/status"
+	storageerrors "github.com/juju/juju/domain/storage/errors"
 	"github.com/juju/juju/environs/config"
 	"github.com/juju/juju/internal/docker"
 	"github.com/juju/juju/internal/storage"
@@ -161,6 +162,9 @@ func (m *mockStoragePoolGetter) GetStoragePoolByName(_ context.Context, name str
 	if err := m.NextErr(); err != nil {
 		return nil, err
 	}
+	if name == "notpool" {
+		return nil, storageerrors.PoolNotFoundError
+	}
 	return storage.NewConfig(name, k8sconstants.StorageProviderType, map[string]interface{}{"foo": "bar"})
 }
 
diff --git a/apiserver/facades/controller/caasapplicationprovisioner/provisioner.go b/apiserver/facades/controller/caasapplicationprovisioner/provisioner.go
index dcaee5ef121..fa0642a91d1 100644
--- a/apiserver/facades/controller/caasapplicationprovisioner/provisioner.go
+++ b/apiserver/facades/controller/caasapplicationprovisioner/provisioner.go
@@ -518,7 +518,7 @@ func CharmStorageParams(
 	}
 
 	providerType, attrs, err := poolStorageProvider(ctx, storagePoolGetter, registry, maybePoolName)
-	if err != nil && (!errors.Is(err, errors.NotFound) || poolName != "") {
+	if err != nil && (!errors.Is(err, storageerrors.PoolNotFoundError) || poolName != "") {
 		return nil, errors.Trace(err)
 	}
 	if err == nil {
diff --git a/apiserver/facades/controller/caasapplicationprovisioner/provisioner_test.go b/apiserver/facades/controller/caasapplicationprovisioner/provisioner_test.go
index 26190c0eb8b..30cdedd002f 100644
--- a/apiserver/facades/controller/caasapplicationprovisioner/provisioner_test.go
+++ b/apiserver/facades/controller/caasapplicationprovisioner/provisioner_test.go
@@ -24,6 +24,7 @@ import (
 	jujuresource "github.com/juju/juju/core/resources"
 	"github.com/juju/juju/core/status"
 	"github.com/juju/juju/core/watcher/eventsource"
+	envconfig "github.com/juju/juju/environs/config"
 	"github.com/juju/juju/internal/docker"
 	"github.com/juju/juju/rpc/params"
 	"github.com/juju/juju/state"
@@ -680,3 +681,20 @@ func (s *CAASApplicationProvisionerSuite) TestProvisionerConfig(c *gc.C) {
 	c.Assert(result.ProvisionerConfig, gc.NotNil)
 	c.Assert(result.ProvisionerConfig.UnmanagedApplications.Entities, gc.DeepEquals, []params.Entity{{Tag: "application-controller"}})
 }
+
+func (s *CAASApplicationProvisionerSuite) TestCharmStorageParamsPoolNotFound(c *gc.C) {
+	cfg, err := envconfig.New(envconfig.NoDefaults, coretesting.FakeConfig())
+	c.Assert(err, jc.ErrorIsNil)
+	p, err := caasapplicationprovisioner.CharmStorageParams(
+		context.Background(), coretesting.ControllerTag.Id(),
+		"notpool", cfg, "", s.storagePoolGetter, s.registry,
+	)
+	c.Assert(err, jc.ErrorIsNil)
+	c.Assert(p, jc.DeepEquals, &params.KubernetesFilesystemParams{
+		StorageName: "charm",
+		Size:        1024,
+		Provider:    "kubernetes",
+		Attributes:  map[string]any{"storage-class": "notpool"},
+		Tags:        map[string]string{"juju-controller-uuid": coretesting.ControllerTag.Id(), "juju-model-uuid": coretesting.ModelTag.Id()},
+	})
+}