diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1539834d..b4cbcc1b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,7 @@
 
 - Fixed windows release (#116). From now ldc2 >= 1.31.0 is a minimal requirement.
 - The context lines of the diff viewer were not legible whith dark themes.
+- Font size of reloaded document not always correct.
 
 # v3.9.25
 
diff --git a/src/u_synmemo.pas b/src/u_synmemo.pas
index 9e67ca20..57aa5559 100644
--- a/src/u_synmemo.pas
+++ b/src/u_synmemo.pas
@@ -98,6 +98,7 @@ type
     fCaretPosition: Integer;
     fSelectionEnd: Integer;
     fFontSize: Integer;
+    fFontHeight: Integer;
     fSourceFilename: string;
     procedure setFolds(someFolds: TCollection);
   published
@@ -106,6 +107,7 @@ type
     property folds: TCollection read fFolds write setFolds;
     property selectionEnd: Integer read fSelectionEnd write fSelectionEnd;
     property fontSize: Integer read fFontSize write fFontSize;
+    property fontHeight: Integer read fFontHeight write fFontHeight;
   public
     constructor create(aComponent: TComponent); override;
     destructor destroy; override;
@@ -846,6 +848,7 @@ begin
   fSourceFilename := fMemo.fileName;
   fSelectionEnd := fMemo.SelEnd;
   fFontSize := fMemo.Font.Size;
+  fFontHeight := fMemo.Font.Height;
   TEditorHintWindow.FontSize := fMemo.Font.Size;
 
   prev := fMemo.Lines.Count-1;
@@ -873,8 +876,10 @@ begin
   if fMemo.isNotAssigned then
     exit;
 
-  if fFontSize > 0 then
+  if fFontSize <> 0 then
     fMemo.Font.Size := fFontSize;
+  if fFontHeight <> 0 then
+    fMemo.Font.Height := fFontHeight;
 
   // Currently collisions are not handled.
   if fMemo.fileName <> fSourceFilename then