diff --git a/src/launcher/launcher.c b/src/launcher/launcher.c
index fe26128..428d609 100644
--- a/src/launcher/launcher.c
+++ b/src/launcher/launcher.c
@@ -349,8 +349,8 @@ Imlib_Image scale_icon(Imlib_Image original, int icon_size)
 				   icon_size,
 				   icon_size,
 				   launcher_alpha,
-				   (float)launcher_saturation / 100,
-				   (float)launcher_brightness / 100);
+				   launcher_saturation / 100.0,
+				   launcher_brightness / 100.0);
 		imlib_image_put_back_data(data);
 
 		imlib_context_set_image(icon_scaled);
diff --git a/src/panel.c b/src/panel.c
index 290c866..2f4f56c 100644
--- a/src/panel.c
+++ b/src/panel.c
@@ -284,9 +284,9 @@ void init_panel_size_and_position(Panel *panel)
 			panel->area.height = 32;
 		}
 		if (panel->fractional_width)
-			panel->area.width = (float)server.monitors[panel->monitor].width * panel->area.width / 100;
+			panel->area.width = server.monitors[panel->monitor].width * panel->area.width / 100;
 		if (panel->fractional_height)
-			panel->area.height = (float)server.monitors[panel->monitor].height * panel->area.height / 100;
+			panel->area.height = server.monitors[panel->monitor].height * panel->area.height / 100;
 		if (panel->area.width + panel->marginx > server.monitors[panel->monitor].width)
 			panel->area.width = server.monitors[panel->monitor].width - panel->marginx;
 		if (panel->area.bg->border.radius > panel->area.height / 2) {
@@ -306,12 +306,12 @@ void init_panel_size_and_position(Panel *panel)
 		}
 		int old_panel_height = panel->area.height;
 		if (panel->fractional_width)
-			panel->area.height = (float)server.monitors[panel->monitor].height * panel->area.width / 100;
+			panel->area.height = server.monitors[panel->monitor].height * panel->area.width / 100;
 		else
 			panel->area.height = panel->area.width;
 
 		if (panel->fractional_height)
-			panel->area.width = (float)server.monitors[panel->monitor].width * old_panel_height / 100;
+			panel->area.width = server.monitors[panel->monitor].width * old_panel_height / 100;
 		else
 			panel->area.width = old_panel_height;
 
diff --git a/src/systray/systraybar.c b/src/systray/systraybar.c
index b687ecb..032259f 100644
--- a/src/systray/systraybar.c
+++ b/src/systray/systraybar.c
@@ -1339,8 +1339,8 @@ void systray_render_icon_composited(void *t)
 		           traywin->width,
 		           traywin->height,
 		           systray.alpha,
-		           (float)systray.saturation / 100,
-		           (float)systray.brightness / 100);
+				   systray.saturation / 100.0,
+				   systray.brightness / 100.0);
 	imlib_image_put_back_data(data);
 
 	systray_render_icon_from_image(traywin);
diff --git a/src/taskbar/task.c b/src/taskbar/task.c
index 39c76f1..9749a0e 100644
--- a/src/taskbar/task.c
+++ b/src/taskbar/task.c
@@ -316,8 +316,8 @@ void task_update_icon(Task *task)
 					   task->icon_width,
 					   task->icon_height,
 					   panel->g_task.alpha[k],
-					   (float)panel->g_task.saturation[k] / 100,
-					   (float)panel->g_task.brightness[k] / 100);
+					   panel->g_task.saturation[k] / 100.0,
+					   panel->g_task.brightness[k] / 100.0);
 			imlib_image_put_back_data(data32);
 		}
 		if (panel_config.mouse_effects) {