diff --git a/src/features/flights-map/components/FlightsMapStartPage.scss b/src/features/flights-map/components/FlightsMapStartPage.scss
index 28addf1c..be3668f1 100644
--- a/src/features/flights-map/components/FlightsMapStartPage.scss
+++ b/src/features/flights-map/components/FlightsMapStartPage.scss
@@ -249,7 +249,7 @@
 
   &__title {
     font-size: 18px;
-    font-weight: 600;
+    font-weight: fonts.$font-bold;
     color: colors.$text-color;
     margin: 0 0 vars.$space-s;
   }
diff --git a/src/features/online-board/components/OnlineBoardDetailsPage.scss b/src/features/online-board/components/OnlineBoardDetailsPage.scss
index 1623b19f..3ccdcb58 100644
--- a/src/features/online-board/components/OnlineBoardDetailsPage.scss
+++ b/src/features/online-board/components/OnlineBoardDetailsPage.scss
@@ -152,7 +152,7 @@
   }
 
   &__progress-value {
-    font-weight: 600;
+    font-weight: fonts.$font-bold;
     color: colors.$text-color;
   }
 
@@ -383,7 +383,7 @@
   }
 
   &__time-value {
-    font-weight: 600;
+    font-weight: fonts.$font-bold;
     color: colors.$text-color;
   }
 
@@ -421,7 +421,7 @@
   &__accordion-title {
     padding: vars.$space-xl vars.$space-xl vars.$space-s;
     font-size: 18px;
-    font-weight: 600;
+    font-weight: fonts.$font-bold;
     color: colors.$text-color;
     border-top: 1px solid colors.$border;
     margin-top: vars.$space-m;
diff --git a/src/features/online-board/components/details-panels/FlightDetailsAccordion.scss b/src/features/online-board/components/details-panels/FlightDetailsAccordion.scss
index ec1de077..2d97c719 100644
--- a/src/features/online-board/components/details-panels/FlightDetailsAccordion.scss
+++ b/src/features/online-board/components/details-panels/FlightDetailsAccordion.scss
@@ -1,4 +1,5 @@
 @use "../../../../styles/colors" as colors;
+@use "../../../../styles/fonts" as fonts;
 
 .flight-details-accordion {
   margin-top: 16px;
@@ -106,7 +107,7 @@
 
   &__subtitle {
     font-size: 14px;
-    font-weight: 600;
+    font-weight: fonts.$font-bold;
     color: colors.$blue;
     word-break: break-word;
   }
diff --git a/src/features/online-board/components/details-panels/panels.scss b/src/features/online-board/components/details-panels/panels.scss
index aabc9abd..a314c579 100644
--- a/src/features/online-board/components/details-panels/panels.scss
+++ b/src/features/online-board/components/details-panels/panels.scss
@@ -1,5 +1,6 @@
 @use "../../../../styles/colors" as colors;
 @use "../../../../styles/variables" as vars;
+@use "../../../../styles/fonts" as fonts;
 
 .details-panel {
   padding: 12px 0;
@@ -15,7 +16,7 @@
 
   &--title {
     .details-panel__value {
-      font-weight: 600;
+      font-weight: fonts.$font-bold;
     }
   }