diff --git a/htdocs/js/apps/GraphTool/cubictool.js b/htdocs/js/apps/GraphTool/cubictool.js
index a07f026580..b059f9724a 100644
--- a/htdocs/js/apps/GraphTool/cubictool.js
+++ b/htdocs/js/apps/GraphTool/cubictool.js
@@ -38,6 +38,7 @@
 					}
 
 					el.setPosition(JXG.COORDS_BY_USER, [x, el.Y()]);
+					gt.board.update();
 				}
 			},
 
diff --git a/htdocs/js/apps/GraphTool/graphtool.js b/htdocs/js/apps/GraphTool/graphtool.js
index e76d02063a..4bd6f88b62 100644
--- a/htdocs/js/apps/GraphTool/graphtool.js
+++ b/htdocs/js/apps/GraphTool/graphtool.js
@@ -452,6 +452,7 @@ window.graphTool = (containerId, options) => {
 		else if (y > boundingBox[1]) y = boundingBox[1] - gt.snapSizeY;
 
 		point1.setPosition(JXG.COORDS_BY_USER, [x, y]);
+		gt.board.update();
 	};
 
 	// Prevent paired points from being moved into the same position by a drag.  This
diff --git a/htdocs/js/apps/GraphTool/quadratictool.js b/htdocs/js/apps/GraphTool/quadratictool.js
index 8b7530dc50..a487077b6e 100644
--- a/htdocs/js/apps/GraphTool/quadratictool.js
+++ b/htdocs/js/apps/GraphTool/quadratictool.js
@@ -38,6 +38,7 @@
 					}
 
 					el.setPosition(JXG.COORDS_BY_USER, [x, el.Y()]);
+					gt.board.update();
 				}
 			},