diff --git a/Docs/Dev/img/er.png b/Docs/Dev/img/er.png
old mode 100755
new mode 100644
index 4848dda..49445ad
Binary files a/Docs/Dev/img/er.png and b/Docs/Dev/img/er.png differ
diff --git a/Theme/Backend/img/org_default.png b/Theme/Backend/img/org_default.png
old mode 100755
new mode 100644
index 2354ccf..97b632e
Binary files a/Theme/Backend/img/org_default.png and b/Theme/Backend/img/org_default.png differ
diff --git a/tests/Controller/icon.png b/tests/Controller/icon.png
old mode 100755
new mode 100644
index 587d4f9..ac3f08f
Binary files a/tests/Controller/icon.png and b/tests/Controller/icon.png differ