diff --git a/src/OpenTK.Mathematics/Matrix/Matrix4x3.cs b/src/OpenTK.Mathematics/Matrix/Matrix4x3.cs
index 71f66abfed..f7170a71a3 100644
--- a/src/OpenTK.Mathematics/Matrix/Matrix4x3.cs
+++ b/src/OpenTK.Mathematics/Matrix/Matrix4x3.cs
@@ -1003,7 +1003,7 @@ public static void Transpose(in Matrix4x3 mat, out Matrix3x4 result)
         /// <returns>The string representation of the matrix.</returns>
         public override string ToString()
         {
-            return $"{Row0}\n{Row1}\n{Row2}";
+            return $"{Row0}\n{Row1}\n{Row2}\n{Row3}";
         }
 
         /// <summary>
diff --git a/src/OpenTK.Mathematics/Matrix/Matrix4x3d.cs b/src/OpenTK.Mathematics/Matrix/Matrix4x3d.cs
index 0a6c13796b..1e14d9ac3b 100644
--- a/src/OpenTK.Mathematics/Matrix/Matrix4x3d.cs
+++ b/src/OpenTK.Mathematics/Matrix/Matrix4x3d.cs
@@ -1002,7 +1002,7 @@ public static void Transpose(in Matrix4x3d mat, out Matrix3x4d result)
         /// <returns>The string representation of the matrix.</returns>
         public override string ToString()
         {
-            return $"{Row0}\n{Row1}\n{Row2}";
+            return $"{Row0}\n{Row1}\n{Row2}\n{Row3}";
         }
 
         /// <summary>