diff --git a/server/zanata-war/src/main/java/org/zanata/webtrans/client/history/HistoryToken.java b/server/zanata-war/src/main/java/org/zanata/webtrans/client/history/HistoryToken.java
index 37ebb85f1b..8304485e73 100644
--- a/server/zanata-war/src/main/java/org/zanata/webtrans/client/history/HistoryToken.java
+++ b/server/zanata-war/src/main/java/org/zanata/webtrans/client/history/HistoryToken.java
@@ -18,18 +18,18 @@ public class HistoryToken
    public static final String KEY_DOCUMENT = "doc";
 
    public static final String KEY_VIEW = "view";
-   public static final String VALUE_DOCLIST_VIEW = "list";
+   // public static final String VALUE_DOCLIST_VIEW = "list";
    public static final String VALUE_EDITOR_VIEW = "doc";
 
    public static final String KEY_DOC_FILTER_TEXT = "filter";
 
    public static final String KEY_DOC_FILTER_OPTION = "filtertype";
    public static final String VALUE_DOC_FILTER_EXACT = "exact";
-   public static final String VALUE_DOC_FILTER_INEXACT = "substr";
+   // public static final String VALUE_DOC_FILTER_INEXACT = "substr";
 
    private AppPresenter.Display.MainView view;
    private String fullDocPath;
-   private Boolean docFilterExact;
+   private boolean docFilterExact;
    private String docFilterText;
 
    // defaults
@@ -91,8 +91,7 @@ else if (key == HistoryToken.KEY_DOC_FILTER_OPTION)
          {
             if (value == VALUE_DOC_FILTER_EXACT)
                historyToken.setDocFilterExact(true);
-            else if (value == VALUE_DOC_FILTER_INEXACT)
-               historyToken.setDocFilterExact(false);
+            // else default used
          }
          else if (key == HistoryToken.KEY_DOC_FILTER_TEXT)
          {
@@ -133,17 +132,12 @@ public void setView(AppPresenter.Display.MainView view)
          this.view = view;
    }
 
-   public boolean hasDocFilterExact()
-   {
-      return docFilterExact != null;
-   }
-
    public Boolean getDocFilterExact()
    {
       return docFilterExact;
    }
 
-   public void setDocFilterExact(Boolean exactMatch)
+   public void setDocFilterExact(boolean exactMatch)
    {
       docFilterExact = exactMatch;
    }
@@ -189,14 +183,14 @@ public String toTokenString()
          token += KEY_DOCUMENT + DELIMITER_K_V + fullDocPath;
       }
 
-      if (hasDocFilterExact())
+      if (docFilterExact != DEFAULT_DOC_FILTER_EXACT)
       {
          if (first)
             first = false;
          else
             token += PAIR_SEPARATOR;
-         token += KEY_DOC_FILTER_OPTION + DELIMITER_K_V;
-         token += docFilterExact ? VALUE_DOC_FILTER_EXACT : VALUE_DOC_FILTER_INEXACT;
+         // exact is the only non-default filter value
+         token += KEY_DOC_FILTER_OPTION + DELIMITER_K_V + VALUE_DOC_FILTER_EXACT;
       }
 
       if (!docFilterText.equals(DEFAULT_DOC_FILTER_TEXT))
diff --git a/server/zanata-war/src/main/java/org/zanata/webtrans/client/presenter/DocumentListPresenter.java b/server/zanata-war/src/main/java/org/zanata/webtrans/client/presenter/DocumentListPresenter.java
index 6b1bbd7645..0ee6a9005a 100644
--- a/server/zanata-war/src/main/java/org/zanata/webtrans/client/presenter/DocumentListPresenter.java
+++ b/server/zanata-war/src/main/java/org/zanata/webtrans/client/presenter/DocumentListPresenter.java
@@ -224,35 +224,16 @@ public void onValueChange(ValueChangeEvent<String> event)
                   filterChanged = true;
                }
 
-               if (token.hasDocFilterExact())
+               // update checkbox to match new history state
+               if (token.getDocFilterExact() != display.getExactSearchCheckbox().getValue())
                {
-                  // update checkbox to match new history state
-                  if (token.getDocFilterExact() != display.getExactSearchCheckbox().getValue())
-                  {
-                     display.getExactSearchCheckbox().setValue(token.getDocFilterExact());
-                  }
-
-                  boolean flagChanged;
-                  if (currentHistoryState == null)
-                     flagChanged = true;
-                  else
-                     flagChanged = !token.getDocFilterExact().equals(currentHistoryState.getDocFilterExact());
-
-                  if (flagChanged)
-                  {
-                     filter.setFullText(token.getDocFilterExact());
-                     filterChanged = true;
-                  }
+                  display.getExactSearchCheckbox().setValue(token.getDocFilterExact());
                }
-               else
+
+               if (token.getDocFilterExact() != currentHistoryState.getDocFilterExact())
                {
-                  if (currentHistoryState != null && currentHistoryState.hasDocFilterExact() && currentHistoryState.getDocFilterExact() == true)
-                  {
-                     // not using default
-                     filter.setFullText(false);
-                     filterChanged = true;
-                  }
-                  // else was already using substring match
+                  filter.setFullText(token.getDocFilterExact());
+                  filterChanged = true;
                }
 
                currentHistoryState = token;