diff --git a/data/23/events/ethprague/_sync.js b/data/23/events/ethprague/_sync.js
index 4d5e747..21cd6da 100644
--- a/data/23/events/ethprague/_sync.js
+++ b/data/23/events/ethprague/_sync.js
@@ -19,6 +19,7 @@ const peopleMapper = {
   "Josef Gattermayer ": { country: "cz" },
   "Filip Siroky": { country: "cz" },
   "Radek Svarz": { country: "cz" },
+  "Dominik": { id: "schmiddominik" },
 };
 
 export async function data($) {
diff --git a/data/23/events/ethprague/data.json b/data/23/events/ethprague/data.json
index fd5d8cf..e419c3c 100644
--- a/data/23/events/ethprague/data.json
+++ b/data/23/events/ethprague/data.json
@@ -66,6 +66,14 @@
       "photoUrl": "https://images.ctfassets.net/6j1me6tz5h39/4ws5PA8vKt02JgVN3pK7Zh/bdbe2855fc12a3461cafa1d41a6ed2ad/stani1.png",
       "photo": "photos/speakers/stani-kulechov.png"
     },
+    {
+      "id": "schmiddominik",
+      "name": "Dominik",
+      "twitter": "schmiddominik1",
+      "caption": "Polygon Miden",
+      "photoUrl": "https://images.ctfassets.net/6j1me6tz5h39/1IpzXhtWmf5SFmhtWt2UXT/59728acfb40e821b43786d5be3eb2395/ofe3s9UI_400x400.jpg",
+      "photo": "photos/speakers/schmiddominik.jpg"
+    },
     {
       "id": "saul-martin",
       "name": "Saul Martin",
@@ -257,6 +265,14 @@
       "photoUrl": "https://images.ctfassets.net/6j1me6tz5h39/2fY59pAb4BUB7nM8Q07xAj/b872376e833e28e5e841848a16b4d7d8/IMG_2197_IXv8eFM.jpg",
       "photo": "photos/speakers/lorenzo-nardiello.jpg"
     },
+    {
+      "id": "lefteris-karapetsas",
+      "name": "Lefteris Karapetsas",
+      "twitter": "LefterisJP",
+      "caption": "Rotki",
+      "photoUrl": "https://images.ctfassets.net/6j1me6tz5h39/5Bv5eN7Pn8gG8wO8gEflGU/4ccf048720c5a75185ed28c60af1056e/profile2_v5wbUj6.png.jpeg",
+      "photo": "photos/speakers/lefteris-karapetsas.jpeg"
+    },
     {
       "id": "laurence-kirk",
       "name": "Laurence Kirk ",
@@ -265,6 +281,14 @@
       "photoUrl": "https://images.ctfassets.net/6j1me6tz5h39/4v90YQ1odZdJL7qvFvLK5u/2caf5e2b76d4e00d1fa87a82974aadf3/e5ecaf7b4fa490013bd899069491c5d2.jpeg",
       "photo": "photos/speakers/laurence-kirk.jpeg"
     },
+    {
+      "id": "konstantinos-paparas",
+      "name": "Konstantinos Paparas",
+      "twitter": "kelsos86",
+      "caption": "Rotki",
+      "photoUrl": "https://images.ctfassets.net/6j1me6tz5h39/6I87V6fYayvIF5RvZciIiE/f991d75329d99adda12c85a3e5afed8c/c3efa1bb30bd70bdd48002c1b6a2d587.jpeg",
+      "photo": "photos/speakers/konstantinos-paparas.jpeg"
+    },
     {
       "id": "kirsten-pomales",
       "name": "Kirsten Pomales",
@@ -339,6 +363,14 @@
       "photoUrl": "https://images.ctfassets.net/6j1me6tz5h39/3vKnJHKBXOlNGFxpf3IUxi/5e733a1a769e71e8c42c5db6af823b72/speaker_img_cropped_low_ryz4oZd.jpg",
       "photo": "photos/speakers/harry-bairstow.jpg"
     },
+    {
+      "id": "frisco-d-anconia",
+      "name": "Frisco d Anconia",
+      "twitter": "CryptoTraveler1",
+      "caption": "Africa Blockchain University",
+      "photoUrl": "https://images.ctfassets.net/6j1me6tz5h39/3rS0tQvliy8oIIlcE5saHK/c4970c57f8860dfbdf8e8a01ab05a259/Profile_Pic_2Wla6pT.jpeg",
+      "photo": "photos/speakers/frisco-d-anconia.jpeg"
+    },
     {
       "id": "filip-siroky",
       "name": "Filip Siroky",
@@ -465,6 +497,14 @@
       "country": "sk",
       "photo": "photos/speakers/anett-rolikova.jpeg"
     },
+    {
+      "id": "alex-gluchowski",
+      "name": "Alex Gluchowski ",
+      "twitter": "gluk64",
+      "caption": "Matter Labs/ zkSync",
+      "photoUrl": "https://images.ctfassets.net/6j1me6tz5h39/1Ayf5oiCWR8aAOEAB3eq43/afaf2f3191159cc74b6f36c0a0eceebd/Copy_of__8643_sw_1_USq3edI.jpg",
+      "photo": "photos/speakers/alex-gluchowski.jpg"
+    },
     {
       "id": "aless",
       "name": "Aless",
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diff --git a/data/23/events/utxo/data.json b/data/23/events/utxo/data.json
index 2f49df6..b562899 100644
--- a/data/23/events/utxo/data.json
+++ b/data/23/events/utxo/data.json
@@ -1075,7 +1075,7 @@
     },
     {
       "id": "samuela-davidova",
-      "name": "Samuela Davidová",
+      "name": "Samuela Davidova",
       "twitter": "samremotegirl",
       "bio": "Thinker | Doer | Rethinking Life",
       "orgs": "[The Freeist](https://thefreeist.com/)\n",