diff --git a/scss/_type.scss b/scss/_type.scss
index fc9c791c4daa4d4ad352a659aa19d76b2a78da9f..5ecc336aef61dbfba2a4b23dad584b23e76c7011 100644
--- a/scss/_type.scss
+++ b/scss/_type.scss
@@ -11,12 +11,12 @@ h1, h2, h3, h4, h5, h6,
   color: $headings-color;
 }
 
-h1, .h1 { font-size: $font-size-h1; }
-h2, .h2 { font-size: $font-size-h2; }
-h3, .h3 { font-size: $font-size-h3; }
-h4, .h4 { font-size: $font-size-h4; }
-h5, .h5 { font-size: $font-size-h5; }
-h6, .h6 { font-size: $font-size-h6; }
+h1, .h1 { font-size: $h1-font-size; }
+h2, .h2 { font-size: $h2-font-size; }
+h3, .h3 { font-size: $h3-font-size; }
+h4, .h4 { font-size: $h4-font-size; }
+h5, .h5 { font-size: $h5-font-size; }
+h6, .h6 { font-size: $h6-font-size; }
 
 .lead {
   font-size: $lead-font-size;
diff --git a/scss/_variables.scss b/scss/_variables.scss
index 69d22396590eeed34a3e3f44da61da4b61c26810..46a0a89c38ea452522960d2f49d69c7cd0bcb74b 100644
--- a/scss/_variables.scss
+++ b/scss/_variables.scss
@@ -262,12 +262,12 @@ $font-weight-bold: bold !default;
 $font-weight-base: $font-weight-normal !default;
 $line-height-base: 1.5 !default;
 
-$font-size-h1: 2.5rem !default;
-$font-size-h2: 2rem !default;
-$font-size-h3: 1.75rem !default;
-$font-size-h4: 1.5rem !default;
-$font-size-h5: 1.25rem !default;
-$font-size-h6: 1rem !default;
+$h1-font-size: 2.5rem !default;
+$h2-font-size: 2rem !default;
+$h3-font-size: 1.75rem !default;
+$h4-font-size: 1.5rem !default;
+$h5-font-size: 1.25rem !default;
+$h6-font-size: 1rem !default;
 
 $headings-margin-bottom: ($spacer / 2) !default;
 $headings-font-family:   inherit !default;