diff --git a/images/logo_calc.png b/images/logo_calc.png
deleted file mode 100644
index b7538ec..0000000
Binary files a/images/logo_calc.png and /dev/null differ
diff --git a/images/logo_forum.png b/images/logo_forum.png
deleted file mode 100644
index d6b280c..0000000
Binary files a/images/logo_forum.png and /dev/null differ
diff --git a/images/logo_polls.png b/images/logo_polls.png
deleted file mode 100644
index 966fda9..0000000
Binary files a/images/logo_polls.png and /dev/null differ
diff --git a/images/logo_project_board.png b/images/logo_project_board.png
deleted file mode 100644
index fe1c044..0000000
Binary files a/images/logo_project_board.png and /dev/null differ