diff --git a/pypokergui/server/poker.py b/pypokergui/server/poker.py
index c03adf7..f099541 100644
--- a/pypokergui/server/poker.py
+++ b/pypokergui/server/poker.py
@@ -134,7 +134,7 @@ def setup_config(config):
 def start_server(config_path, port, speed):
     global MODE_SPEED
     with open(config_path, "rb") as f:
-        config = yaml.load(f)
+        config = yaml.safe_load(f)
     setup_config(config)
     MODE_SPEED = speed
     app = Application()
@@ -147,4 +147,4 @@ def main():
 
 if __name__ == '__main__':
     main()
-
+    
diff --git a/pypokergui/server/templates/round_state.html b/pypokergui/server/templates/round_state.html
index fd299ef..c76e7b8 100644
--- a/pypokergui/server/templates/round_state.html
+++ b/pypokergui/server/templates/round_state.html
@@ -19,7 +19,7 @@ <h3><small>Next Player is
   <div id="round-state-table" class="img-rounded">
 
     <div id="seats-upper" class="row row-center">
-    {% for idx, player in zip(range(len(round_state['seats']))[:len(round_state['seats'])/2], round_state['seats']) %}
+    {% for idx, player in zip(range(len(round_state['seats']))[:int(len(round_state['seats'])/2)], round_state['seats']) %}
       {% include "player_game.html" %}
     {% end %}
     </div>
@@ -62,7 +62,7 @@ <h4 class="round-state-table-text">${{ sidepot['amount'] }}</p>
     </div>
 
     <div id="seats-lower" class="row row-center">
-    {% for idx, player in zip(range(len(round_state['seats']))[len(round_state['seats'])/2:], round_state['seats'][len(round_state['seats'])/2:]) %}
+    {% for idx, player in zip(range(len(round_state['seats']))[int(len(round_state['seats'])/2):], round_state['seats'][int(len(round_state['seats'])/2):]) %}
       {% include "player_game.html" %}
     {% end %}
     </div>
diff --git a/requirements.txt b/requirements.txt
index e415311..3d27a3a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,8 @@
-pypokerengine
-tornado
-click
-pyyaml
+click==6.7
+colorama==0.4.6
+neat-python==0.92
+PyPokerEngine==1.0.1
+PyPokerGUI==0.0.7
+PyYAML==6.0.2
+tabulate==0.9.0
+tornado==6.4.2