diff --git a/config.def.h b/config.def.h
index 2fb23c1..5917459 100644
--- a/config.def.h
+++ b/config.def.h
@@ -88,8 +88,8 @@ static const char *screenshot[]  = { "flameshot","gui", NULL };
 static const char *files[]  = { "pcmanfm", NULL };
 static const char *qpost[]  = { "/home/chrono/.config/rofi/scripts/qpost.sh", NULL };
 static const char *pulsemixer[]  = { "alacritty","--class","pulsemixer","-e","pulsemixer",NULL };
-static const char *brightup[]  = { "brightnessctl", "set", "+15", NULL };
-static const char *brightdown[]  = { "brightnessctl", "set", "15-", NULL };
+static const char *brightup[]  = { "brightnessctl", "set", "+10%", NULL };
+static const char *brightdown[]  = { "brightnessctl", "set", "10%-", NULL };
 
 
 #include "shift-tools.c"
diff --git a/config.h b/config.h
index 2fb23c1..5917459 100644
--- a/config.h
+++ b/config.h
@@ -88,8 +88,8 @@ static const char *screenshot[]  = { "flameshot","gui", NULL };
 static const char *files[]  = { "pcmanfm", NULL };
 static const char *qpost[]  = { "/home/chrono/.config/rofi/scripts/qpost.sh", NULL };
 static const char *pulsemixer[]  = { "alacritty","--class","pulsemixer","-e","pulsemixer",NULL };
-static const char *brightup[]  = { "brightnessctl", "set", "+15", NULL };
-static const char *brightdown[]  = { "brightnessctl", "set", "15-", NULL };
+static const char *brightup[]  = { "brightnessctl", "set", "+10%", NULL };
+static const char *brightdown[]  = { "brightnessctl", "set", "10%-", NULL };
 
 
 #include "shift-tools.c"