diff --git a/packages/type/scss/_styles.scss b/packages/type/scss/_styles.scss
index 7de3f895cb53..ac12aef97d39 100644
--- a/packages/type/scss/_styles.scss
+++ b/packages/type/scss/_styles.scss
@@ -186,7 +186,7 @@ $productive-heading-07: (
 $expressive-heading-01: map-merge(
   $heading-01,
   (
-    line-height: carbon--rem(20),
+    line-height: carbon--rem(20px),
   )
 ) !default;
 
@@ -196,7 +196,7 @@ $expressive-heading-01: map-merge(
 $expressive-heading-02: map-merge(
   $heading-02,
   (
-    line-height: carbon--rem(24),
+    line-height: carbon--rem(24px),
   )
 ) !default;