diff --git a/katrain/gui.kv b/katrain/gui.kv
index be5a110..05e6506 100644
--- a/katrain/gui.kv
+++ b/katrain/gui.kv
@@ -32,7 +32,7 @@
 #:set CP_SPACING dp(6)
 #:set CP_SMALL_SPACING dp(3)
 #:set CP_PADDING dp(6)
-#:set NOTES_FONT_SIZE dp(18)
+#:set NOTES_FONT_SIZE sp(18)
 
 #:set EPSILON 1e-9
 
diff --git a/katrain/gui/widgets/selection_slider.py b/katrain/gui/widgets/selection_slider.py
index d15ec14..82bb261 100644
--- a/katrain/gui/widgets/selection_slider.py
+++ b/katrain/gui/widgets/selection_slider.py
@@ -127,7 +127,7 @@ KV = """
         Label:
             id: label
             text: slider.values[slider.index][1]
-            font_size: dp(12)
+            font_size: sp(12)
             lang_change_tracking: i18n._('') # for font
             halign: "center"
             color: root.thumb_color if root.active else [0, 0, 0, 0]
diff --git a/katrain/popups.kv b/katrain/popups.kv
index 12436ac..e001da9 100644
--- a/katrain/popups.kv
+++ b/katrain/popups.kv
@@ -8,8 +8,8 @@
 #:set CP_SMALL_SPACING 3
 #:set CP_PADDING 6
 
-#:set INPUT_FONT_SIZE dp(25)
-#:set DESC_FONT_SIZE  dp(20)
+#:set INPUT_FONT_SIZE sp(25)
+#:set DESC_FONT_SIZE  sp(20)
 
 #:set LIGHTGREY [0.7,0.7,0.7,1]
 #:import BACKGROUND_COLOR katrain.gui.style.BACKGROUND_COLOR
@@ -32,7 +32,7 @@
     line_color_focus: TEXT_COLOR
 
 <LabelledPathInput>:
-    font_size: dp(16)
+    font_size: sp(16)
     multiline: False
     helper_text_mode: "on_error"
     helper_text: i18n._("file not found")