diff --git a/src/main/java/jp/sf/fess/dict/DictionaryLocator.java b/src/main/java/jp/sf/fess/dict/DictionaryLocator.java
index c19f8ea84..b48cd0253 100644
--- a/src/main/java/jp/sf/fess/dict/DictionaryLocator.java
+++ b/src/main/java/jp/sf/fess/dict/DictionaryLocator.java
@@ -9,15 +9,25 @@ import jp.sf.fess.util.ResourceUtil;
 
 import org.apache.commons.io.FileUtils;
 import org.apache.commons.io.filefilter.AbstractFileFilter;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 public abstract class DictionaryLocator {
+    private static final Logger logger = LoggerFactory
+            .getLogger(DictionaryLocator.class);
+
     protected List<String> searchPathList = new ArrayList<String>();
 
     public abstract List<DictionaryFile<? extends DictionaryItem>> find();
 
     protected File[] findFiles(final String path, final String filenamePrefix,
             final List<String> excludedSet) {
-        final Collection<File> files = FileUtils.listFiles(new File(path),
+
+        final File directory = new File(path);
+        if (logger.isDebugEnabled()) {
+            logger.debug("Load files from " + directory.getAbsolutePath());
+        }
+        final Collection<File> files = FileUtils.listFiles(directory,
                 new AbstractFileFilter() {
                     @Override
                     public boolean accept(final File dir, final String name) {
@@ -31,6 +41,9 @@ public abstract class DictionaryLocator {
                     }
                 });
 
+        if (logger.isDebugEnabled()) {
+            logger.debug("Dictionary files: " + files);
+        }
         return files.toArray(new File[files.size()]);
     }
 
diff --git a/src/main/java/jp/sf/fess/dict/synonym/SynonymLocator.java b/src/main/java/jp/sf/fess/dict/synonym/SynonymLocator.java
index b0addae71..2b462fdb0 100644
--- a/src/main/java/jp/sf/fess/dict/synonym/SynonymLocator.java
+++ b/src/main/java/jp/sf/fess/dict/synonym/SynonymLocator.java
@@ -23,6 +23,9 @@ public class SynonymLocator extends DictionaryLocator {
     public List<DictionaryFile<? extends DictionaryItem>> find() {
         final List<DictionaryFile<? extends DictionaryItem>> fileList = new ArrayList<DictionaryFile<? extends DictionaryItem>>();
         for (final String path : searchPathList) {
+            if (logger.isInfoEnabled()) {
+                logger.info("Synonym Files from " + path);
+            }
             final File[] files = findFiles(path, synonymFilePrefix,
                     excludedSynonymList);
             for (final File file : files) {