diff --git a/assets/sass/_theme/blocks/testimonials.sass b/assets/sass/_theme/blocks/testimonials.sass
index 087a150572ad83c88cd92167cac2eb9e9ac134e8..5d7f02024fed392a8ee3355428168a082a85cd38 100644
--- a/assets/sass/_theme/blocks/testimonials.sass
+++ b/assets/sass/_theme/blocks/testimonials.sass
@@ -53,7 +53,7 @@
             span
                 color: $color-accent
                 &::before
-                    font-size: 42px
+                    font-size: pxToRem(42)
         .splide__pagination
             .is-active i
                 width: 100%
diff --git a/assets/sass/_theme/design-system/header.sass b/assets/sass/_theme/design-system/header.sass
index 38828d76b352ccdd138c253a70be269979aacda6..065755b94b843cc2de4b54f0ba90786c203b6059 100644
--- a/assets/sass/_theme/design-system/header.sass
+++ b/assets/sass/_theme/design-system/header.sass
@@ -119,7 +119,7 @@ header#document-header
                 align-items: center
             span:first-of-type
                 @include meta
-                font-size: 14px
+                font-size: pxToRem(14)
             span:last-of-type
                 background: none
                 @include icon-block(burger, before)
diff --git a/assets/sass/_theme/utils/icons.sass b/assets/sass/_theme/utils/icons.sass
index f9e864ec22fe90466241c49d5912371b7db8daff..6a124f0cec102d3943d3636a53ec2594c96c31b1 100644
--- a/assets/sass/_theme/utils/icons.sass
+++ b/assets/sass/_theme/utils/icons.sass
@@ -27,7 +27,7 @@
 
 @mixin icon-block($icon-name: '', $pseudo-element: before, $non-breaking: false)
     @include icon($icon-name, $pseudo-element, $non-breaking)
-        font-size: 44px
+        font-size: pxToRem(44)
         display: inline
         @content