diff --git a/Barotrauma/BarotraumaClient/Properties/AssemblyInfo.cs b/Barotrauma/BarotraumaClient/Properties/AssemblyInfo.cs
index 8e6e3a82f..82dea8e96 100644
--- a/Barotrauma/BarotraumaClient/Properties/AssemblyInfo.cs
+++ b/Barotrauma/BarotraumaClient/Properties/AssemblyInfo.cs
@@ -31,5 +31,5 @@ using System.Runtime.InteropServices;
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("0.9.0.6")]
-[assembly: AssemblyFileVersion("0.9.0.6")]
+[assembly: AssemblyVersion("0.9.1.0")]
+[assembly: AssemblyFileVersion("0.9.1.0")]
diff --git a/Barotrauma/BarotraumaClient/Source/Screens/ServerListScreen.cs b/Barotrauma/BarotraumaClient/Source/Screens/ServerListScreen.cs
index b856d5940..89dd98622 100644
--- a/Barotrauma/BarotraumaClient/Source/Screens/ServerListScreen.cs
+++ b/Barotrauma/BarotraumaClient/Source/Screens/ServerListScreen.cs
@@ -185,9 +185,15 @@ namespace Barotrauma
                 if (!(child.UserData is ServerInfo)) continue;
                 ServerInfo serverInfo = (ServerInfo)child.UserData;
 
+                Version remoteVersion = null;
+                if (!string.IsNullOrEmpty(serverInfo.GameVersion))
+                {
+                    Version.TryParse(serverInfo.GameVersion, out remoteVersion);
+                }
+
                 bool incompatible =
                     (!serverInfo.ContentPackageHashes.Any() && serverInfo.ContentPackagesMatch(GameMain.Config.SelectedContentPackages)) ||
-                    (!string.IsNullOrEmpty(serverInfo.GameVersion) && serverInfo.GameVersion != GameMain.Version.ToString());
+                    (remoteVersion != null && !NetworkMember.IsCompatible(GameMain.Version, remoteVersion));
 
                 child.Visible =
                     serverInfo.ServerName.ToLowerInvariant().Contains(searchBox.Text.ToLowerInvariant()) &&
diff --git a/Barotrauma/BarotraumaServer/Properties/AssemblyInfo.cs b/Barotrauma/BarotraumaServer/Properties/AssemblyInfo.cs
index 2ccbcdb86..a366a224d 100644
--- a/Barotrauma/BarotraumaServer/Properties/AssemblyInfo.cs
+++ b/Barotrauma/BarotraumaServer/Properties/AssemblyInfo.cs
@@ -31,5 +31,5 @@ using System.Runtime.InteropServices;
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("0.9.0.6")]
-[assembly: AssemblyFileVersion("0.9.0.6")]
+[assembly: AssemblyVersion("0.9.1.0")]
+[assembly: AssemblyFileVersion("0.9.1.0")]
diff --git a/Barotrauma/BarotraumaServer/Source/Networking/GameServerLogin.cs b/Barotrauma/BarotraumaServer/Source/Networking/GameServerLogin.cs
index 84a0277ff..5743da4f1 100644
--- a/Barotrauma/BarotraumaServer/Source/Networking/GameServerLogin.cs
+++ b/Barotrauma/BarotraumaServer/Source/Networking/GameServerLogin.cs
@@ -339,13 +339,14 @@ namespace Barotrauma.Networking
                 return;
             }
 
-            if (clVersion != GameMain.Version.ToString())
+            bool? isCompatibleVersion = IsCompatible(clVersion, GameMain.Version.ToString());
+            if (isCompatibleVersion.HasValue && !isCompatibleVersion.Value)
             {
                 DisconnectUnauthClient(inc, unauthClient, DisconnectReason.InvalidVersion,
                     $"DisconnectMessage.InvalidVersion~[version]={GameMain.Version.ToString()}~[clientversion]={clVersion}");
 
-                Log(clName + " (" + inc.SenderConnection.RemoteEndPoint.Address.ToString() + ") couldn't join the server (wrong game version)", ServerLog.MessageType.Error);
-                DebugConsole.NewMessage(clName + " (" + inc.SenderConnection.RemoteEndPoint.Address.ToString() + ") couldn't join the server (wrong game version)", Color.Red);
+                Log(clName + " (" + inc.SenderConnection.RemoteEndPoint.Address.ToString() + ") couldn't join the server (incompatible game version)", ServerLog.MessageType.Error);
+                DebugConsole.NewMessage(clName + " (" + inc.SenderConnection.RemoteEndPoint.Address.ToString() + ") couldn't join the server (incompatible game version)", Color.Red);
                 return;
             }
             
diff --git a/Barotrauma/BarotraumaShared/Source/Networking/NetworkMember.cs b/Barotrauma/BarotraumaShared/Source/Networking/NetworkMember.cs
index 2730bacb3..50bf9088e 100644
--- a/Barotrauma/BarotraumaShared/Source/Networking/NetworkMember.cs
+++ b/Barotrauma/BarotraumaShared/Source/Networking/NetworkMember.cs
@@ -241,6 +241,30 @@ namespace Barotrauma.Networking
         public virtual void Update(float deltaTime) { }
 
         public virtual void Disconnect() { }
-    }
 
+        /// <summary>
+        /// Check if the two version are compatible (= if they can play together in multiplayer). 
+        /// Returns null if compatibility could not be determined (invalid/unknown version number).
+        /// </summary>
+        public static bool? IsCompatible(string myVersion, string remoteVersion)
+        {
+            if (!Version.TryParse(myVersion, out Version myVersionNumber)) { return null; }
+            if (!Version.TryParse(remoteVersion, out Version remoteVersionNumber)) { return null; }
+
+            return IsCompatible(myVersionNumber, remoteVersionNumber);
+        }
+
+        /// <summary>
+        /// Check if the two version are compatible (= if they can play together in multiplayer).
+        /// </summary>
+        public static bool IsCompatible(Version myVersion, Version remoteVersion)
+        {
+            //major.minor.build.revision
+            //revision number is ignored, other values have to match
+            return
+                myVersion.Major == remoteVersion.Major &&
+                myVersion.Minor == remoteVersion.Minor &&
+                myVersion.Build == remoteVersion.Build;
+        }
+    }
 }