diff --git a/apps/openmw-mp/Script/Functions/Worldstate.cpp b/apps/openmw-mp/Script/Functions/Worldstate.cpp
index d8ee3d589..56e51ef36 100644
--- a/apps/openmw-mp/Script/Functions/Worldstate.cpp
+++ b/apps/openmw-mp/Script/Functions/Worldstate.cpp
@@ -20,8 +20,25 @@ void WorldstateFunctions::SetHour(unsigned short pid, double hour) noexcept
     writeWorldstate.guid = player->guid;
 
     writeWorldstate.hour = hour;
-    writeWorldstate.month = -1;
     writeWorldstate.day = -1;
+    writeWorldstate.month = -1;
+    writeWorldstate.timeScale = -1;
+
+    mwmp::Networking::get().getWorldstatePacketController()->GetPacket(ID_WORLD_TIME)->setWorldstate(&writeWorldstate);
+    mwmp::Networking::get().getWorldstatePacketController()->GetPacket(ID_WORLD_TIME)->Send(false);
+}
+
+void WorldstateFunctions::SetDay(unsigned short pid, int day) noexcept
+{
+    Player *player;
+    GET_PLAYER(pid, player, );
+
+    writeWorldstate.guid = player->guid;
+
+    writeWorldstate.hour = -1;
+    writeWorldstate.day = day;
+    writeWorldstate.month = -1;
+    writeWorldstate.timeScale = -1;
 
     mwmp::Networking::get().getWorldstatePacketController()->GetPacket(ID_WORLD_TIME)->setWorldstate(&writeWorldstate);
     mwmp::Networking::get().getWorldstatePacketController()->GetPacket(ID_WORLD_TIME)->Send(false);
@@ -35,15 +52,15 @@ void WorldstateFunctions::SetMonth(unsigned short pid, int month) noexcept
     writeWorldstate.guid = player->guid;
 
     writeWorldstate.hour = -1;
-    writeWorldstate.month = month;
     writeWorldstate.day = -1;
+    writeWorldstate.month = month;
+    writeWorldstate.timeScale = -1;
 
     mwmp::Networking::get().getWorldstatePacketController()->GetPacket(ID_WORLD_TIME)->setWorldstate(&writeWorldstate);
     mwmp::Networking::get().getWorldstatePacketController()->GetPacket(ID_WORLD_TIME)->Send(false);
-
 }
 
-void WorldstateFunctions::SetDay(unsigned short pid, int day) noexcept
+void WorldstateFunctions::SetTimeScale(unsigned short pid, double timeScale) noexcept
 {
     Player *player;
     GET_PLAYER(pid, player, );
@@ -51,8 +68,9 @@ void WorldstateFunctions::SetDay(unsigned short pid, int day) noexcept
     writeWorldstate.guid = player->guid;
 
     writeWorldstate.hour = -1;
+    writeWorldstate.day = -1;
     writeWorldstate.month = -1;
-    writeWorldstate.day = day;
+    writeWorldstate.timeScale = timeScale;
 
     mwmp::Networking::get().getWorldstatePacketController()->GetPacket(ID_WORLD_TIME)->setWorldstate(&writeWorldstate);
     mwmp::Networking::get().getWorldstatePacketController()->GetPacket(ID_WORLD_TIME)->Send(false);
diff --git a/apps/openmw-mp/Script/Functions/Worldstate.hpp b/apps/openmw-mp/Script/Functions/Worldstate.hpp
index 1078a38f8..94435be40 100644
--- a/apps/openmw-mp/Script/Functions/Worldstate.hpp
+++ b/apps/openmw-mp/Script/Functions/Worldstate.hpp
@@ -5,15 +5,16 @@
 
 #define WORLDSTATEAPI \
     {"SetHour",                     WorldstateFunctions::SetHour},\
+    {"SetDay",                      WorldstateFunctions::SetDay},\
     {"SetMonth",                    WorldstateFunctions::SetMonth},\
-    {"SetDay",                      WorldstateFunctions::SetDay}
+    {"SetTimeScale",                WorldstateFunctions::SetTimeScale}
 
 class WorldstateFunctions
 {
 public:
 
     /**
-    * \brief Set the game hour for a player and send a WorldTime packet to that player.
+    * \brief Set the world's hour for a player and send a WorldTime packet to that player.
     *
     * \param pid The player ID.
     * \param hour The hour.
@@ -22,7 +23,16 @@ public:
     static void SetHour(unsigned short pid, double hour) noexcept;
 
     /**
-    * \brief Set the game month for a player and send a WorldTime packet to that player.
+    * \brief Set the world's day of the month for a player and send a WorldTime packet to that player.
+    *
+    * \param pid The player ID.
+    * \param day The day.
+    * \return void
+    */
+    static void SetDay(unsigned short pid, int day) noexcept;
+
+    /**
+    * \brief Set the world's month for a player and send a WorldTime packet to that player.
     *
     * \param pid The player ID.
     * \param month The month.
@@ -31,13 +41,13 @@ public:
     static void SetMonth(unsigned short pid, int month) noexcept;
 
     /**
-    * \brief Set the game day for a player and send a WorldTime packet to that player.
+    * \brief Set the world's time scale for a player and send a WorldTime packet to that player.
     *
     * \param pid The player ID.
-    * \param day The day.
+    * \param timeScale The time scale.
     * \return void
     */
-    static void SetDay(unsigned short pid, int day) noexcept;
+    static void SetTimeScale(unsigned short pid, double timeScale) noexcept;
 
 };
 
diff --git a/apps/openmw/mwbase/world.hpp b/apps/openmw/mwbase/world.hpp
index 1ad1b37e7..1bb383690 100644
--- a/apps/openmw/mwbase/world.hpp
+++ b/apps/openmw/mwbase/world.hpp
@@ -194,6 +194,16 @@ namespace MWBase
             virtual void advanceTime (double hours, bool incremental = false) = 0;
             ///< Advance in-game time.
 
+            /*
+                Start of tes3mp addition
+
+                Make it possible to set a custom timescale from a server
+            */
+            virtual void setTimeScale(float timeScale) = 0;
+            /*
+                End of tes3mp addition
+            */
+
             virtual void setHour (double hour) = 0;
             ///< Set in-game time hour.
 
diff --git a/apps/openmw/mwmp/processors/worldstate/ProcessorWorldTime.hpp b/apps/openmw/mwmp/processors/worldstate/ProcessorWorldTime.hpp
index 965674e92..fd656b207 100644
--- a/apps/openmw/mwmp/processors/worldstate/ProcessorWorldTime.hpp
+++ b/apps/openmw/mwmp/processors/worldstate/ProcessorWorldTime.hpp
@@ -27,6 +27,8 @@ namespace mwmp
                     world->setDay(worldstate.day);
                 else if (worldstate.month != -1)
                     world->setMonth(worldstate.month);
+                else if (worldstate.timeScale != -1)
+                    world->setTimeScale(worldstate.timeScale);
             }
         }
     };
diff --git a/apps/openmw/mwworld/worldimp.cpp b/apps/openmw/mwworld/worldimp.cpp
index aaf3e6147..6dcb83b48 100644
--- a/apps/openmw/mwworld/worldimp.cpp
+++ b/apps/openmw/mwworld/worldimp.cpp
@@ -865,6 +865,19 @@ namespace MWWorld
                 days + mDaysPassed->getInteger());
     }
 
+    /*
+        Start of tes3mp addition
+
+        Make it possible to set a custom timescale from a server
+    */
+    void World::setTimeScale(float timeScale)
+    {
+        mTimeScale->setFloat(timeScale);
+    }
+    /*
+        End of tes3mp addition
+    */
+
     void World::setHour (double hour)
     {
         if (hour<0)
diff --git a/apps/openmw/mwworld/worldimp.hpp b/apps/openmw/mwworld/worldimp.hpp
index a8deea784..9c39e38dd 100644
--- a/apps/openmw/mwworld/worldimp.hpp
+++ b/apps/openmw/mwworld/worldimp.hpp
@@ -306,6 +306,16 @@ namespace MWWorld
             void advanceTime (double hours, bool incremental = false) override;
             ///< Advance in-game time.
 
+            /*
+                Start of tes3mp addition
+
+                Make it possible to set a custom timescale from a server
+            */
+            void setTimeScale(float timeScale) override;
+            /*
+                End of tes3mp addition
+            */
+
             void setHour (double hour) override;
             ///< Set in-game time hour.
 
diff --git a/components/openmw-mp/Base/BaseWorldstate.hpp b/components/openmw-mp/Base/BaseWorldstate.hpp
index ba108a9e1..04a6283ac 100644
--- a/components/openmw-mp/Base/BaseWorldstate.hpp
+++ b/components/openmw-mp/Base/BaseWorldstate.hpp
@@ -22,6 +22,7 @@ namespace mwmp
         int month;
         int day;
         double hour;
+        float timeScale;
 
         bool isValid;
     };
diff --git a/components/openmw-mp/Packets/Worldstate/PacketWorldTime.cpp b/components/openmw-mp/Packets/Worldstate/PacketWorldTime.cpp
index 7eddab9b6..ea20e6f0e 100644
--- a/components/openmw-mp/Packets/Worldstate/PacketWorldTime.cpp
+++ b/components/openmw-mp/Packets/Worldstate/PacketWorldTime.cpp
@@ -16,4 +16,5 @@ void PacketWorldTime::Packet(RakNet::BitStream *bs, bool send)
     RW(worldstate->month, send);
     RW(worldstate->day, send);
     RW(worldstate->hour, send);
+    RW(worldstate->timeScale, send);
 }