diff --git a/src/main/java/org/opensearch/knn/index/codec/KNN940Codec/KNN940PerFieldKnnVectorsFormat.java b/src/main/java/org/opensearch/knn/index/codec/KNN940Codec/KNN940PerFieldKnnVectorsFormat.java
index d80c757c9..d9a1a9251 100644
--- a/src/main/java/org/opensearch/knn/index/codec/KNN940Codec/KNN940PerFieldKnnVectorsFormat.java
+++ b/src/main/java/org/opensearch/knn/index/codec/KNN940Codec/KNN940PerFieldKnnVectorsFormat.java
@@ -5,7 +5,7 @@
 
 package org.opensearch.knn.index.codec.KNN940Codec;
 
-import org.apache.lucene.codecs.lucene94.Lucene94HnswVectorsFormat;
+import org.apache.lucene.backward_codecs.lucene94.Lucene94HnswVectorsFormat;
 import org.opensearch.index.mapper.MapperService;
 import org.opensearch.knn.index.codec.BasePerFieldKnnVectorsFormat;
 
diff --git a/src/main/java/org/opensearch/knn/index/codec/KNNCodecVersion.java b/src/main/java/org/opensearch/knn/index/codec/KNNCodecVersion.java
index adbbb01ca..31c961106 100644
--- a/src/main/java/org/opensearch/knn/index/codec/KNNCodecVersion.java
+++ b/src/main/java/org/opensearch/knn/index/codec/KNNCodecVersion.java
@@ -9,8 +9,8 @@
 import lombok.Getter;
 import org.apache.lucene.backward_codecs.lucene91.Lucene91Codec;
 import org.apache.lucene.backward_codecs.lucene92.Lucene92Codec;
+import org.apache.lucene.backward_codecs.lucene94.Lucene94Codec;
 import org.apache.lucene.codecs.Codec;
-import org.apache.lucene.codecs.lucene94.Lucene94Codec;
 import org.apache.lucene.codecs.perfield.PerFieldKnnVectorsFormat;
 import org.opensearch.index.mapper.MapperService;
 import org.opensearch.knn.index.codec.KNN80Codec.KNN80CompoundFormat;
diff --git a/src/test/java/org/opensearch/knn/index/codec/KNNCodecFactoryTests.java b/src/test/java/org/opensearch/knn/index/codec/KNNCodecFactoryTests.java
index d918f5439..4a17a1d6f 100644
--- a/src/test/java/org/opensearch/knn/index/codec/KNNCodecFactoryTests.java
+++ b/src/test/java/org/opensearch/knn/index/codec/KNNCodecFactoryTests.java
@@ -8,7 +8,7 @@
 import org.apache.lucene.backward_codecs.lucene92.Lucene92Codec;
 import org.apache.lucene.codecs.Codec;
 import org.apache.lucene.backward_codecs.lucene91.Lucene91Codec;
-import org.apache.lucene.codecs.lucene94.Lucene94Codec;
+import org.apache.lucene.backward_codecs.lucene94.Lucene94Codec;
 import org.opensearch.knn.KNNTestCase;
 
 import static org.opensearch.knn.index.codec.KNNCodecVersion.V_9_1_0;