diff --git a/changelog.txt b/changelog.txt
index 0e713a28..2e4d94a3 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -3,6 +3,8 @@ OPENSEADRAGON CHANGELOG
 
 0.9.129: (In Progress)
 
+* Fixed an error when using navPrevNextWrap on single images (#135)
+
 0.9.128:
 
 * The navigator is now off by default (#102)
diff --git a/src/viewer.js b/src/viewer.js
index 35ee5e30..be97aad6 100644
--- a/src/viewer.js
+++ b/src/viewer.js
@@ -347,10 +347,6 @@ $.Viewer = function( options ) {
         beginControlsAutoHide( _this );
     } );    // initial fade out
 
-    if(this.navPrevNextWrap){
-        this.previousButton.enable();
-    }
-
 };
 
 $.extend( $.Viewer.prototype, $.EventHandler.prototype, $.ControlDock.prototype, {
@@ -860,7 +856,9 @@ $.extend( $.Viewer.prototype, $.EventHandler.prototype, $.ControlDock.prototype,
                 onBlur:     onBlurHandler
             });
 
-            this.previousButton.disable();
+            if( !this.navPrevNextWrap ){
+                this.previousButton.disable();
+            }
 
             if( useGroup ){
                 this.paging = new $.ButtonGroup({