diff --git a/roles/home-gui/files/icewm/themes/acp-dark/close.xpm b/roles/home-gui/files/icewm/themes/acp-dark/close.xpm
index 858ecd3..b19ae89 100644
--- a/roles/home-gui/files/icewm/themes/acp-dark/close.xpm
+++ b/roles/home-gui/files/icewm/themes/acp-dark/close.xpm
@@ -3,7 +3,7 @@ static char *maximize_xpm[] = {
 "16 16 3 1",
 "F c #FFFFFF",
 "B c #000000",
-"  c #808080",
+"  c None",
 "                ",
 "                ",
 "   FF      FF   ",
diff --git a/roles/home-gui/files/icewm/themes/acp-dark/maximize.xpm b/roles/home-gui/files/icewm/themes/acp-dark/maximize.xpm
index 64cd4cb..cde1145 100644
--- a/roles/home-gui/files/icewm/themes/acp-dark/maximize.xpm
+++ b/roles/home-gui/files/icewm/themes/acp-dark/maximize.xpm
@@ -1,7 +1,7 @@
 /* XPM */
 static char *maximize_xpm[] = {
 "16 16 3 1",
-"  c #808080",
+"  c None",
 "W c #FFFFFF",
 "D c #000000",
 "                ",
diff --git a/roles/home-gui/files/icewm/themes/acp-dark/minimize.xpm b/roles/home-gui/files/icewm/themes/acp-dark/minimize.xpm
index 82bb35d..6dc1d0c 100644
--- a/roles/home-gui/files/icewm/themes/acp-dark/minimize.xpm
+++ b/roles/home-gui/files/icewm/themes/acp-dark/minimize.xpm
@@ -1,7 +1,7 @@
 /* XPM */
 static char * minimize_xpm[] = {
 "16 16 3 1",
-"  c #808080",
+"  c None",
 "W c #FFFFFF",
 "D c #000000",
 "                ",
diff --git a/roles/home-gui/files/icewm/themes/acp-dark/restore.xpm b/roles/home-gui/files/icewm/themes/acp-dark/restore.xpm
index 8c9527d..d4fbc49 100644
--- a/roles/home-gui/files/icewm/themes/acp-dark/restore.xpm
+++ b/roles/home-gui/files/icewm/themes/acp-dark/restore.xpm
@@ -1,7 +1,7 @@
 /* XPM */
 static char *restore_xpm[] = {
 "16 16 3 1",
-"  c #808080",
+"  c None",
 "W c #FFFFFF",
 "D c #000000",
 "                ",
diff --git a/roles/home-gui/files/icewm/themes/acp-dark/rolldown.xpm b/roles/home-gui/files/icewm/themes/acp-dark/rolldown.xpm
index 77fc6ab..e548a3f 100644
--- a/roles/home-gui/files/icewm/themes/acp-dark/rolldown.xpm
+++ b/roles/home-gui/files/icewm/themes/acp-dark/rolldown.xpm
@@ -1,7 +1,7 @@
 /* XPM */
 static char *maximize_xpm[] = {
 "16 16 3 1",
-"  c #808080",
+"  c None",
 "W c #FFFFFF",
 "D c #000000",
 "                ",
diff --git a/roles/home-gui/files/icewm/themes/acp-dark/rollup.xpm b/roles/home-gui/files/icewm/themes/acp-dark/rollup.xpm
index ab7db71..93a9705 100644
--- a/roles/home-gui/files/icewm/themes/acp-dark/rollup.xpm
+++ b/roles/home-gui/files/icewm/themes/acp-dark/rollup.xpm
@@ -1,7 +1,7 @@
 /* XPM */
 static char *maximize_xpm[] = {
 "16 16 3 1",
-"  c #808080",
+"  c None",
 "W c #FFFFFF",
 "D c #000000",
 "                ",