diff --git a/content/katedra/pracovnici/mazuch/index.md b/content/katedra/pracovnici/mazuch/index.md
new file mode 100644
index 0000000..7e26cc9
--- /dev/null
+++ b/content/katedra/pracovnici/mazuch/index.md
@@ -0,0 +1,11 @@
++++
+title = "Mgr. Jakub Mazuch"
+weight = 0
+
+[extra]
+group = "ucitele"
+role = "Externí spolupracovník"
+email = "jakub.mazuch@natur.cuni.cz"
+sis = "94591"
++++
+
diff --git a/content/katedra/pracovnici/stejskal/index.md b/content/katedra/pracovnici/stejskal/index.md
index 19177a9..003edc5 100644
--- a/content/katedra/pracovnici/stejskal/index.md
+++ b/content/katedra/pracovnici/stejskal/index.md
@@ -4,7 +4,7 @@ weight = 0
 
 [extra]
 group = "ucitele"
-role = "Správce sítě"
+role = "Správce serverů a sítě"
 email = "martin.stejskal@pedf.cuni.cz"
 phone = "+420 221 900 239"
 sis = "02785"
diff --git a/content/katedra/pracovnici/svoboda/index.md b/content/katedra/pracovnici/svoboda/index.md
index 3cc2124..b96190c 100644
--- a/content/katedra/pracovnici/svoboda/index.md
+++ b/content/katedra/pracovnici/svoboda/index.md
@@ -4,7 +4,7 @@ weight = 0
 
 [extra]
 group = "odborni-pracovnici"
-role = "Správce hardware"
+role = "Správce učeben a HW/SW"
 email = "filip.svoboda@pedf.cuni.cz"
 phone = "+420 221 900 326"
 +++