diff --git a/src/main/java/org/codelibs/fess/es/client/SearchEngineClient.java b/src/main/java/org/codelibs/fess/es/client/SearchEngineClient.java
index b62364b87..06524b415 100644
--- a/src/main/java/org/codelibs/fess/es/client/SearchEngineClient.java
+++ b/src/main/java/org/codelibs/fess/es/client/SearchEngineClient.java
@@ -906,7 +906,7 @@ public class SearchEngineClient implements Client {
 
             try {
                 if (logger.isDebugEnabled()) {
-                    logger.debug("Query DSL:\n{}", searchRequestBuilder);
+                    logger.debug("Query DSL: {}", searchRequestBuilder);
                 }
                 searchResponse = searchRequestBuilder.execute().actionGet(ComponentUtil.getFessConfig().getIndexSearchTimeout());
             } catch (final SearchPhaseExecutionException e) {
@@ -930,7 +930,7 @@ public class SearchEngineClient implements Client {
             String scrollId = null;
             try {
                 if (logger.isDebugEnabled()) {
-                    logger.debug("Query DSL:\n{}", searchRequestBuilder);
+                    logger.debug("Query DSL: {}", searchRequestBuilder);
                 }
                 SearchResponse response = searchRequestBuilder.execute().actionGet(ComponentUtil.getFessConfig().getIndexSearchTimeout());