diff --git a/darwin/container.m b/darwin/container.m
index 340d4d0f..f71cf516 100644
--- a/darwin/container.m
+++ b/darwin/container.m
@@ -79,10 +79,6 @@ static void containerSetParent(uiControl *cc, uiContainer *parent)
 		newcontainer = (NSView *) uiControlHandle(uiControl(c.containerParent));
 		[newcontainer addSubview:c];
 	}
-	if (oldparent != NULL)
-		uiContainerUpdate(oldparent);
-	if (c.containerParent != NULL)
-		uiContainerUpdate(c.containerParent);
 }
 
 static void containerResize(uiControl *cc, intmax_t x, intmax_t y, intmax_t width, intmax_t height, uiSizing *d)
diff --git a/unix/container.c b/unix/container.c
index 749e1e8c..1a066597 100644
--- a/unix/container.c
+++ b/unix/container.c
@@ -169,10 +169,6 @@ static void containerSetParent(uiControl *cc, uiContainer *parent)
 		newcontainer = GTK_CONTAINER(uiControlHandle(uiControl(c->parent)));
 		gtk_container_add(newcontainer, GTK_WIDGET(c));
 	}
-	if (oldparent != NULL)
-		uiContainerUpdate(oldparent);
-	if (c->parent != NULL)
-		uiContainerUpdate(c->parent);
 }
 
 static void containerResize(uiControl *cc, intmax_t x, intmax_t y, intmax_t width, intmax_t height, uiSizing *d)
diff --git a/windows/container.c b/windows/container.c
index bf966922..517fd1d0 100644
--- a/windows/container.c
+++ b/windows/container.c
@@ -325,10 +325,6 @@ static void containerSetParent(uiControl *cc, uiContainer *parent)
 		newparent = (HWND) uiControlHandle(uiControl(c->parent));
 	if (SetParent(c->hwnd, newparent) == 0)
 		logLastError("error changing uiContainer parent in containerSetParent()");
-	if (oldparent != NULL)
-		uiContainerUpdate(oldparent);
-	if (c->parent != NULL)
-		uiContainerUpdate(c->parent);
 }
 
 static void containerResize(uiControl *cc, intmax_t x, intmax_t y, intmax_t width, intmax_t height, uiSizing *d)