diff --git a/.chloggen/enable-sizer.yaml b/.chloggen/enable-sizer.yaml
new file mode 100644
index 00000000000..afb8ec4c598
--- /dev/null
+++ b/.chloggen/enable-sizer.yaml
@@ -0,0 +1,25 @@
+# Use this changelog template to create an entry for release notes.
+
+# One of 'breaking', 'deprecation', 'new_component', 'enhancement', 'bug_fix'
+change_type: enhancement
+
+# The name of the component, or a single word describing the area of concern, (e.g. otlpreceiver)
+component: exporterhelper
+
+# A brief description of the change.  Surround your text with quotes ("") if it needs to start with a backtick (`).
+note: Enable items and bytes sizers for persistent queue
+
+# One or more tracking issues or pull requests related to the change
+issues: [12881]
+
+# (Optional) One or more lines of additional information to render under the primary note.
+# These lines will be padded with 2 spaces and then inserted directly into the document.
+# Use pipe (|) for multiline entries.
+subtext:
+
+# Optional: The change log or logs in which this entry should be included.
+# e.g. '[user]' or '[user, api]'
+# Include 'user' if the change is relevant to end users.
+# Include 'api' if there is a change to a library API.
+# Default: '[user]'
+change_logs: [user]
diff --git a/exporter/exporterhelper/internal/queuebatch/config.go b/exporter/exporterhelper/internal/queuebatch/config.go
index 907a9512e06..612c25072fb 100644
--- a/exporter/exporterhelper/internal/queuebatch/config.go
+++ b/exporter/exporterhelper/internal/queuebatch/config.go
@@ -66,11 +66,6 @@ func (cfg *Config) Validate() error {
 		return errors.New("`wait_for_result` is not supported with a persistent queue configured with `storage`")
 	}
 
-	// Only support request sizer for persistent queue at this moment.
-	if cfg.StorageID != nil && cfg.Sizer != request.SizerTypeRequests {
-		return errors.New("persistent queue configured with `storage` only supports `requests` sizer")
-	}
-
 	if cfg.Batch != nil {
 		// Only support items or bytes sizer for batch at this moment.
 		if cfg.Sizer != request.SizerTypeItems && cfg.Sizer != request.SizerTypeBytes {
diff --git a/exporter/exporterhelper/internal/queuebatch/config_test.go b/exporter/exporterhelper/internal/queuebatch/config_test.go
index ee38d1c97a7..96f16aaa6fe 100644
--- a/exporter/exporterhelper/internal/queuebatch/config_test.go
+++ b/exporter/exporterhelper/internal/queuebatch/config_test.go
@@ -35,16 +35,6 @@ func TestConfig_Validate(t *testing.T) {
 	cfg.StorageID = &storageID
 	require.EqualError(t, cfg.Validate(), "`wait_for_result` is not supported with a persistent queue configured with `storage`")
 
-	cfg = newTestConfig()
-	cfg.Sizer = request.SizerTypeBytes
-	cfg.StorageID = &storageID
-	require.EqualError(t, cfg.Validate(), "persistent queue configured with `storage` only supports `requests` sizer")
-
-	cfg = newTestConfig()
-	cfg.Sizer = request.SizerTypeItems
-	cfg.StorageID = &storageID
-	require.EqualError(t, cfg.Validate(), "persistent queue configured with `storage` only supports `requests` sizer")
-
 	cfg = newTestConfig()
 	cfg.Sizer = request.SizerTypeRequests
 	require.EqualError(t, cfg.Validate(), "`batch` supports only `items` or `bytes` sizer")