diff --git a/_data/layouts/theme.yml b/_data/layouts/theme.yml
index b71233e..3768ab5 100644
--- a/_data/layouts/theme.yml
+++ b/_data/layouts/theme.yml
@@ -122,7 +122,7 @@ link_hover_color:
     es: '#0056b3'
     en: '#0056b3'
 h1_font_size:
-  type: number
+  type: float
   unit: rem
   label:
     en: 'Height for first level headings'
@@ -134,7 +134,7 @@ h1_font_size:
     es: 2.5
     en: 2.5
 h2_font_size:
-  type: number
+  type: float
   unit: rem
   label:
     en: 'Height for second level headings'
@@ -146,7 +146,7 @@ h2_font_size:
     es: 2
     en: 2
 h3_font_size:
-  type: number
+  type: float
   unit: rem
   label:
     en: 'Height for third level headings'
@@ -158,7 +158,7 @@ h3_font_size:
     es: 1.75
     en: 1.75
 h4_font_size:
-  type: number
+  type: float
   unit: rem
   label:
     en: 'Height for fourth level headings'
@@ -170,7 +170,7 @@ h4_font_size:
     es: 1.5
     en: 1.5
 h5_font_size:
-  type: number
+  type: float
   unit: rem
   label:
     en: 'Height for fifth level headings'
@@ -182,7 +182,7 @@ h5_font_size:
     es: 1.25
     en: 1.25
 h6_font_size:
-  type: number
+  type: float
   unit: rem
   label:
     en: 'Height for sixth level headings'