diff --git a/src/Display_Graphic.cpp b/src/Display_Graphic.cpp
index 12b2aa56e..951c0cca6 100644
--- a/src/Display_Graphic.cpp
+++ b/src/Display_Graphic.cpp
@@ -67,11 +67,19 @@ void DisplayGraphicClass::init(Scheduler& scheduler, const DisplayType_t type, c
 
 void DisplayGraphicClass::calcLineHeights()
 {
-    uint8_t yOff = 0;
+    bool diagram = (_isLarge && _diagram_mode == DiagramMode_t::Small);
+    // the diagram needs space. we need to keep
+    // away from the y-axis label in particular.
+    uint8_t yOff = (diagram?7:0);
     for (uint8_t i = 0; i < 4; i++) {
         setFont(i);
-        yOff += (_display->getMaxCharHeight());
+        yOff += _display->getAscent();
         _lineOffsets[i] = yOff;
+        yOff += ((!_isLarge || diagram)?2:3);
+        // the descent is a negative value and moves the *next* line's
+        // baseline. the first line never uses a letter with descent and
+        // we need that space when showing the small diagram.
+        yOff -= ((i == 0 && diagram)?0:_display->getDescent());
     }
 }
 
diff --git a/src/WebApi_device.cpp b/src/WebApi_device.cpp
index b29f71db0..2042f7daa 100644
--- a/src/WebApi_device.cpp
+++ b/src/WebApi_device.cpp
@@ -164,12 +164,12 @@ void WebApiDeviceClass::onDeviceAdminPost(AsyncWebServerRequest* request)
         config.Led_Single[i].Brightness = min<uint8_t>(100, config.Led_Single[i].Brightness);
     }
 
+    Display.setDiagramMode(static_cast<DiagramMode_t>(config.Display.Diagram.Mode));
     Display.setOrientation(config.Display.Rotation);
     Display.enablePowerSafe = config.Display.PowerSafe;
     Display.enableScreensaver = config.Display.ScreenSaver;
     Display.setContrast(config.Display.Contrast);
     Display.setLanguage(config.Display.Language);
-    Display.setDiagramMode(static_cast<DiagramMode_t>(config.Display.Diagram.Mode));
     Display.Diagram().updatePeriod();
 
     WebApi.writeConfig(retMsg);
diff --git a/src/main.cpp b/src/main.cpp
index 62440afbc..433619e1f 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -124,12 +124,12 @@ void setup()
         pin.display_clk,
         pin.display_cs,
         pin.display_reset);
+    Display.setDiagramMode(static_cast<DiagramMode_t>(config.Display.Diagram.Mode));
     Display.setOrientation(config.Display.Rotation);
     Display.enablePowerSafe = config.Display.PowerSafe;
     Display.enableScreensaver = config.Display.ScreenSaver;
     Display.setContrast(config.Display.Contrast);
     Display.setLanguage(config.Display.Language);
-    Display.setDiagramMode(static_cast<DiagramMode_t>(config.Display.Diagram.Mode));
     Display.setStartupDisplay();
     MessageOutput.println("done");