diff --git a/plugins/c9.ide.scm/log/log.js b/plugins/c9.ide.scm/log/log.js
index fd864568..79df9426 100644
--- a/plugins/c9.ide.scm/log/log.js
+++ b/plugins/c9.ide.scm/log/log.js
@@ -115,7 +115,7 @@ function GitGraph(editor) {
                 var p = d.parent2;
                 var k = 0;
                 for (var j = 0; k < p.length; j++) {
-                    while (k <= p.length) {
+                    while (k < p.length) {
                         var parent = p[k];
                         if (parent) {
                             if (parent.row - d.row < MAX_GAP) {
diff --git a/plugins/c9.ide.ui/docklayout.js b/plugins/c9.ide.ui/docklayout.js
index c2e196d1..43b0536d 100644
--- a/plugins/c9.ide.ui/docklayout.js
+++ b/plugins/c9.ide.ui/docklayout.js
@@ -1533,7 +1533,7 @@ define(function(require, exports, module) {
                 function findSnapPos(pos, dir, side) {
                     var snapPos = margin[dir === "v" ? 0 : 3];
                     var rows = sizes[dir];
-                    for (var i = 0; i <= rows.length; i++) {
+                    for (var i = 0; i < rows.length; i++) {
                         if (side > 0 && i > 1)
                             snapPos += padding;
                         if (Math.abs(pos - snapPos) < SNAP_DIST)