diff --git a/tools/cooja/apps/mspsim/exp5438.png b/tools/cooja/apps/mspsim/exp5438.png old mode 100755 new mode 100644 diff --git a/tools/cooja/apps/mspsim/tyndall.png b/tools/cooja/apps/mspsim/tyndall.png old mode 100755 new mode 100644 diff --git a/tools/cooja/config/external_tools.config b/tools/cooja/config/external_tools.config old mode 100755 new mode 100644 diff --git a/tools/cooja/java/se/sics/cooja/HasQuickHelp.java b/tools/cooja/java/se/sics/cooja/HasQuickHelp.java old mode 100755 new mode 100644