diff --git a/server/src/main/java/com/vaadin/ui/Grid.java b/server/src/main/java/com/vaadin/ui/Grid.java
index c6f123ace07..55244113a84 100644
--- a/server/src/main/java/com/vaadin/ui/Grid.java
+++ b/server/src/main/java/com/vaadin/ui/Grid.java
@@ -3708,6 +3708,16 @@ private void readStructure(Element design, DesignContext context) {
                 getFooter().readDesign(child, context);
             }
         }
+
+        // Sync default header captions to column captions
+        if (getDefaultHeaderRow() != null) {
+            for (Column<T, ?> c : getColumns()) {
+                HeaderCell headerCell = getDefaultHeaderRow().getCell(c);
+                if (headerCell.getCellType() == GridStaticCellType.TEXT) {
+                    c.setCaption(headerCell.getText());
+                }
+            }
+        }
     }
 
     private void readData(Element body,
diff --git a/server/src/test/java/com/vaadin/tests/server/component/grid/GridDeclarativeTest.java b/server/src/test/java/com/vaadin/tests/server/component/grid/GridDeclarativeTest.java
index b41d50d4d4f..583c378323c 100644
--- a/server/src/test/java/com/vaadin/tests/server/component/grid/GridDeclarativeTest.java
+++ b/server/src/test/java/com/vaadin/tests/server/component/grid/GridDeclarativeTest.java
@@ -806,11 +806,9 @@ private void assertColumns(int expectedCount,
 
             // Property mapping
             Assert.assertEquals(expectedColumn.getId(), column.getId());
-            // Not tested because of
-            // https://github.com/vaadin/framework/issues/8752
             // Header caption
-            // Assert.assertEquals(expectedColumn.getCaption(),
-            // column.getCaption());
+            Assert.assertEquals(expectedColumn.getCaption(),
+                    column.getCaption());
 
             // Value providers are not stored in the declarative file
             // so this only works for bean properties