diff --git a/src/ol/interaction/extent.js b/src/ol/interaction/extent.js
index d827a2c287..8579fc7a68 100644
--- a/src/ol/interaction/extent.js
+++ b/src/ol/interaction/extent.js
@@ -327,9 +327,7 @@ ol.interaction.Extent.prototype.snapToVertex_ = function(pixel, map) {
     var vertexPixel = map.getPixelFromCoordinate(vertex);
 
     //if the distance is within tolerance, snap to the segment
-    if (Math.sqrt(ol.coordinate.squaredDistance(pixel, vertexPixel)) <=
-        this.pixelTolerance_) {
-
+    if (ol.coordinate.distance(pixel, vertexPixel) <= this.pixelTolerance_) {
       //test if we should further snap to a vertex
       var pixel1 = map.getPixelFromCoordinate(closestSegment[0]);
       var pixel2 = map.getPixelFromCoordinate(closestSegment[1]);
diff --git a/src/ol/interaction/snap.js b/src/ol/interaction/snap.js
index 6da5ef8315..3e10becec3 100644
--- a/src/ol/interaction/snap.js
+++ b/src/ol/interaction/snap.js
@@ -371,8 +371,7 @@ ol.interaction.Snap.prototype.snapTo = function(pixel, pixelCoordinate, map) {
       vertex = (ol.coordinate.closestOnSegment(pixelCoordinate,
           closestSegment));
       vertexPixel = map.getPixelFromCoordinate(vertex);
-      if (Math.sqrt(ol.coordinate.squaredDistance(pixel, vertexPixel)) <=
-          this.pixelTolerance_) {
+      if (ol.coordinate.distance(pixel, vertexPixel) <= this.pixelTolerance_) {
         snapped = true;
         if (this.vertex_) {
           pixel1 = map.getPixelFromCoordinate(closestSegment[0]);