diff --git a/activity.py b/activity.py
index f9b27f1..7179609 100644
--- a/activity.py
+++ b/activity.py
@@ -34,7 +34,7 @@ def activity_results(form):
         query = '''SELECT 
         0 AS id, cs.time AS unix, cu.user AS player, cs.action 
         FROM co_session cs 
-        JOIN co_user cu ON cs.user = cu.id 
+        JOIN co_user cu ON cs.user = cu.rowid 
         {players}
         '''.format(players=players_clause)
 
diff --git a/gui.py b/gui.py
index c5b8bde..122a1ec 100644
--- a/gui.py
+++ b/gui.py
@@ -140,9 +140,9 @@ def gui_results(form):
         queries.append('''SELECT 
         0 AS id, "block" AS type, cb.time AS unix, cu.user AS player, cb.action, cmm.material AS data, cb.x, cb.y, cb.z, cw.world 
         FROM co_block cb 
-        JOIN co_user cu ON cb.user = cu.id 
-        JOIN co_material_map cmm ON cb.type = cmm.id 
-        JOIN co_world cw ON cb.wid = cw.id 
+        JOIN co_user cu ON cb.user = cu.rowid 
+        JOIN co_material_map cmm ON cb.type = cmm.rowid 
+        JOIN co_world cw ON cb.wid = cw.rowid 
         WHERE cb.action IN ({action}) 
         {ignore_environment} 
         {players} 
@@ -157,7 +157,7 @@ def gui_results(form):
         queries.append('''SELECT 
         0 AS id, "chat" AS type, cc.time AS unix, cu.user AS player, "" AS action, cc.message AS data, "" AS x, "" AS y, "" AS z, "" AS world 
         FROM co_chat cc 
-        JOIN co_user cu ON cc.user = cu.id 
+        JOIN co_user cu ON cc.user = cu.rowid 
         WHERE 1 = 1
         {players}
         {time}
@@ -168,9 +168,9 @@ def gui_results(form):
         queries.append('''SELECT
         0 AS id, "container" AS type, cc.time AS unix, cu.user AS player, cc.action, cc.amount || " " || cmm.material AS data, cc.x, cc.y, cc.z, cw.world 
         FROM co_container cc 
-        JOIN co_user cu ON cc.user = cu.id 
-        JOIN co_material_map cmm ON cc.type = cmm.id 
-        JOIN co_world cw ON cc.wid = cw.id
+        JOIN co_user cu ON cc.user = cu.rowid 
+        JOIN co_material_map cmm ON cc.type = cmm.rowid 
+        JOIN co_world cw ON cc.wid = cw.rowid
         WHERE 1 = 1
         {worlds}
         {players}
@@ -183,7 +183,7 @@ def gui_results(form):
         queries.append('''SELECT 
         0 AS id, "command" AS type, cc.time AS unix, cu.user AS player, "" AS action, cc.message AS data, "" AS x, "" AS y, "" AS z, "" AS world 
         FROM co_command cc 
-        JOIN co_user cu ON cc.user = cu.id 
+        JOIN co_user cu ON cc.user = cu.rowid 
         WHERE 1 = 1
         {players}
         {coords}
@@ -195,8 +195,8 @@ def gui_results(form):
         queries.append('''SELECT 
         0 AS id, "session" AS type, cs.time AS unix, cu.user AS player, cs.action, "" AS data, cs.x, cs.y, cs.z, cw.world 
         FROM co_session cs 
-        JOIN co_user cu ON cs.user = cu.id 
-        JOIN co_world cw ON cs.wid = cw.id 
+        JOIN co_user cu ON cs.user = cu.rowid 
+        JOIN co_world cw ON cs.wid = cw.rowid 
         WHERE 1 = 1
         {worlds}
         {players}
@@ -209,8 +209,8 @@ def gui_results(form):
         queries.append('''SELECT 
         0 AS id, "sign" AS type, cs.time AS unix, cu.user AS player, "" AS action, cs.line_1 || "|" || cs.line_2 || "|" || cs.line_3 || "|" || cs.line_4 AS data, cs.x, cs.y, cs.z, cw.world 
         FROM co_sign cs 
-        JOIN co_user cu ON cs.user = cu.id 
-        JOIN co_world cw ON cs.wid = cw.id 
+        JOIN co_user cu ON cs.user = cu.rowid 
+        JOIN co_world cw ON cs.wid = cw.rowid 
         WHERE 1 = 1
         {worlds}
         {players}