diff --git a/content/docs/clusters/cs/guides/grace.mdx b/content/docs/clusters/cs/guides/grace.mdx
index 05c90528b009cde9fd28fc4456808e503cd3c2ad..b1159e3d333f8ac5b392d5c10ab1ca382e338695 100644
--- a/content/docs/clusters/cs/guides/grace.mdx
+++ b/content/docs/clusters/cs/guides/grace.mdx
@@ -203,7 +203,7 @@ int main(int argc, char *argv[])
 
 Stationary probability vector estimation in `Fortran`:
 
-```fortran
+```c++
 program main
     implicit none
 
diff --git a/content/docs/clusters/cs/guides/power10.mdx b/content/docs/clusters/cs/guides/power10.mdx
index 43e7ec3ddd2f27ca32e0dd3845c2c913ca599095..248dc965600351a8fbd9b5f744f6afe2db50c718 100644
--- a/content/docs/clusters/cs/guides/power10.mdx
+++ b/content/docs/clusters/cs/guides/power10.mdx
@@ -171,7 +171,7 @@ int main(int argc, char *argv[])
 
 Stationary probability vector estimation in `Fortran`:
 
-```fortran
+```c++
 program main
     implicit none
 
diff --git a/content/docs/clusters/karolina/storage.mdx b/content/docs/clusters/karolina/storage.mdx
index e48f38d1b8f4140e7dca102fd6cb8bdc30fc8e13..2796484225b430eef9b61cee9ee84345b514056e 100644
--- a/content/docs/clusters/karolina/storage.mdx
+++ b/content/docs/clusters/karolina/storage.mdx
@@ -60,7 +60,7 @@ The SCRATCH filesystem is mounted in the `/scratch/project/PROJECT_ID` directory
 
 To find out current SCRATCH quotas, use:
 
-```code
+```console
 [usr0123@login1.karolina ~]$ getent group OPEN-XX-XX
 open-xx-xx:*:1234:user1,...,usern
 
diff --git a/content/docs/general/access-services/graphical-user-interface/x-window-system.mdx b/content/docs/general/access-services/graphical-user-interface/x-window-system.mdx
index 92c6e805b8bc38569375d9aaa360bebf9346177f..edcd6e0e08d0ae60130012923381365a734abae5 100644
--- a/content/docs/general/access-services/graphical-user-interface/x-window-system.mdx
+++ b/content/docs/general/access-services/graphical-user-interface/x-window-system.mdx
@@ -71,7 +71,7 @@ To run Linux GuI on WSL, download, for example, [VcXsrv][a].
 
 1. Test the configuration by running `echo $DISPLAY`:
 
-    ```code
+    ```console
      user@nb-user:/$ echo $DISPLAY
      172.26.240.1:0
     ```