diff --git a/code/ryzom/client/client_default.cfg b/code/ryzom/client/client_default.cfg
index 4ffddc935..950da08b6 100644
--- a/code/ryzom/client/client_default.cfg
+++ b/code/ryzom/client/client_default.cfg
@@ -320,6 +320,12 @@ CameraSpeedMin		= 2.0;
 CameraSpeedMax		= 100.0;
 CameraResetSpeed	= 10.0;		// Speed in radian/s
 
+// Values for UI Scale
+InterfaceScale      = 1.0;
+InterfaceScale_min  = 0.8;
+InterfaceScale_max  = 2.0;
+InterfaceScale_step = 0.05;
+
 // Default values for map
 MaxMapScale			= 2.0;
 R2EDMaxMapScale		= 8.0;
diff --git a/code/ryzom/client/data/gamedev/interfaces_v3/game_config.xml b/code/ryzom/client/data/gamedev/interfaces_v3/game_config.xml
index 2728e7854..c3b904f01 100644
--- a/code/ryzom/client/data/gamedev/interfaces_v3/game_config.xml
+++ b/code/ryzom/client/data/gamedev/interfaces_v3/game_config.xml
@@ -876,10 +876,17 @@
                   posparent="lum"
                   x="0"
                   y="-2" />
+        <instance template="tgcw_scrollbarfloat"
+                  id="scale"
+                  text="uiInterfaceScale"
+                  posref="BL TL"
+                  posparent="gam"
+                  x="0"
+                  y="-2" />
         <instance template="tgcw_checkbox"
                   id="waitvbl"
                   text="uiWaitVBL"
-                  posparent="gam"
+                  posparent="scale"
                   posref="BL TL"
                   x="-20"
                   y="-28" />
@@ -3091,6 +3098,13 @@
                realtime="true"
                widget="sbfloat"
                link="Gamma" />
+        <param ui="general:scale:c"
+               type="cfg"
+               realtime="false"
+               ui_view="general:scale:c_res"
+               ui_decimal="2"
+               widget="sbfloat"
+               link="InterfaceScale" />
         <param ui="general:waitvbl:c"
                type="cfg"
                realtime="true"
diff --git a/code/ryzom/client/src/client_cfg.cpp b/code/ryzom/client/src/client_cfg.cpp
index e808361fe..e1ab87c02 100644
--- a/code/ryzom/client/src/client_cfg.cpp
+++ b/code/ryzom/client/src/client_cfg.cpp
@@ -301,6 +301,9 @@ CClientConfig::CClientConfig()
 	Gamma				= 0.f;						// Default Monitor Gamma.
 
 	InterfaceScale		= 1.0f;                     // Resize UI
+	InterfaceScale_min	= 0.8f;
+	InterfaceScale_max	= 2.0f;
+	InterfaceScale_step	= 0.05;
 	BilinearUI			= false;
 
 	VREnable			= false;
@@ -843,7 +846,10 @@ void CClientConfig::setValues()
 	READ_FLOAT_FV(Gamma)
 	// UI scaling
 	READ_FLOAT_FV(InterfaceScale);
-	clamp(ClientCfg.InterfaceScale, MIN_INTERFACE_SCALE, MAX_INTERFACE_SCALE);
+	READ_FLOAT_FV(InterfaceScale_min);
+	READ_FLOAT_FV(InterfaceScale_max);
+	READ_FLOAT_FV(InterfaceScale_step);
+	clamp(ClientCfg.InterfaceScale, ClientCfg.InterfaceScale_min, ClientCfg.InterfaceScale_max);
 	READ_BOOL_FV(BilinearUI);
 	// 3D Driver
 	varPtr = ClientCfg.ConfigFile.getVarPtr ("Driver3D");
diff --git a/code/ryzom/client/src/client_cfg.h b/code/ryzom/client/src/client_cfg.h
index c9ecebd2d..de930a63b 100644
--- a/code/ryzom/client/src/client_cfg.h
+++ b/code/ryzom/client/src/client_cfg.h
@@ -46,10 +46,6 @@ using NLMISC::CVector;
 using NLMISC::CRGBA;
 using std::string;
 
-// limits for UI scale
-const float MIN_INTERFACE_SCALE = 0.8;
-const float MAX_INTERFACE_SCALE = 2.0;
-
 //---------------------------------------------------
 // CClientConfig :
 // Struct to manage a config file for the client.
@@ -151,6 +147,9 @@ struct CClientConfig
 
 	// UI scaling
 	float			InterfaceScale;
+	float			InterfaceScale_min;
+	float			InterfaceScale_max;
+	float			InterfaceScale_step;
 	bool			BilinearUI;
 
 	// VR
diff --git a/code/ryzom/client/src/interface_v3/action_handler_game.cpp b/code/ryzom/client/src/interface_v3/action_handler_game.cpp
index f1b27bb46..7120c3b9f 100644
--- a/code/ryzom/client/src/interface_v3/action_handler_game.cpp
+++ b/code/ryzom/client/src/interface_v3/action_handler_game.cpp
@@ -3743,7 +3743,7 @@ class CHandlerSetInterfaceScale : public IActionHandler
 			float scale;
 			if (fromString(s, scale))
 			{
-				if (scale >= MIN_INTERFACE_SCALE && scale <= MAX_INTERFACE_SCALE)
+				if (scale >= ClientCfg.InterfaceScale_min && scale <= ClientCfg.InterfaceScale_max)
 				{
 					ClientCfg.InterfaceScale = scale;
 					ClientCfg.writeDouble("InterfaceScale", ClientCfg.InterfaceScale);
@@ -3754,7 +3754,7 @@ class CHandlerSetInterfaceScale : public IActionHandler
 			}
 		}
 
-		ucstring help("/setuiscale "+toString("%.1f .. %.1f", MIN_INTERFACE_SCALE, MAX_INTERFACE_SCALE));
+		ucstring help("/setuiscale "+toString("%.1f .. %.1f", ClientCfg.InterfaceScale_min, ClientCfg.InterfaceScale_max));
 		CInterfaceManager::getInstance()->displaySystemInfo(help);
 	}
 };