diff --git a/Source/Editor/CustomEditors/Dedicated/SplineEditor.cs b/Source/Editor/CustomEditors/Dedicated/SplineEditor.cs
index 4e0234974..8d2644378 100644
--- a/Source/Editor/CustomEditors/Dedicated/SplineEditor.cs
+++ b/Source/Editor/CustomEditors/Dedicated/SplineEditor.cs
@@ -356,8 +356,8 @@ namespace FlaxEditor.CustomEditors.Dedicated
             _alignedTangentButton.Button.Enabled = CanSetTangentAligned();
             _smoothInTangentButton.Button.Enabled = CanSetTangentSmoothIn();
             _smoothOutTangentButton.Button.Enabled = CanSetTangentSmoothOut();
-            _setLinearAllTangentsButton.Button.Enabled = CanEditTangent();
-            _setSmoothAllTangentsButton.Button.Enabled = CanEditTangent();
+            _setLinearAllTangentsButton.Button.Enabled = CanSetAllTangentsLinear();
+            _setSmoothAllTangentsButton.Button.Enabled = CanSetAllTangentsSmooth();
 
             if (!CanEditTangent())
             {
@@ -422,6 +422,16 @@ namespace FlaxEditor.CustomEditors.Dedicated
             return _lastPointSelected.Index < _selectedSpline.SplinePointsCount - 1 && _lastPointSelected.Index != 0; 
         }
 
+        private bool CanSetAllTangentsSmooth()
+        {
+            return _selectedSpline != null;
+        }
+
+        private bool CanSetAllTangentsLinear()
+        {
+            return _selectedSpline != null;
+        }
+
         private void SetModeLinear()
         {
             if (_currentTangentMode is LinearTangentMode) return;