diff --git a/CHANGELOG.md b/CHANGELOG.md
index 01bd4978f..5c9f4bbcf 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 - Fix async actions are left in neural_sparse query ([#438](https://github.com/opensearch-project/neural-search/pull/438))
 - Fixed exception for case when Hybrid query being wrapped into bool query ([#490](https://github.com/opensearch-project/neural-search/pull/490))
 - Hybrid query and nested type fields ([#498](https://github.com/opensearch-project/neural-search/pull/498))
+- Fix typo for sparse encoding processor factory([#578](https://github.com/opensearch-project/neural-search/pull/578))
 ### Infrastructure
 ### Documentation
 ### Maintenance
diff --git a/src/main/java/org/opensearch/neuralsearch/processor/factory/SparseEncodingProcessorFactory.java b/src/main/java/org/opensearch/neuralsearch/processor/factory/SparseEncodingProcessorFactory.java
index 75e00e85a..95b2803a0 100644
--- a/src/main/java/org/opensearch/neuralsearch/processor/factory/SparseEncodingProcessorFactory.java
+++ b/src/main/java/org/opensearch/neuralsearch/processor/factory/SparseEncodingProcessorFactory.java
@@ -40,8 +40,8 @@ public SparseEncodingProcessor create(
         Map<String, Object> config
     ) throws Exception {
         String modelId = readStringProperty(TYPE, processorTag, config, MODEL_ID_FIELD);
-        Map<String, Object> filedMap = readMap(TYPE, processorTag, config, FIELD_MAP_FIELD);
+        Map<String, Object> fieldMap = readMap(TYPE, processorTag, config, FIELD_MAP_FIELD);
 
-        return new SparseEncodingProcessor(processorTag, description, modelId, filedMap, clientAccessor, environment);
+        return new SparseEncodingProcessor(processorTag, description, modelId, fieldMap, clientAccessor, environment);
     }
 }