diff --git a/gesture/gesture.go b/gesture/gesture.go
index cf761f1d..7bb18022 100644
--- a/gesture/gesture.go
+++ b/gesture/gesture.go
@@ -25,8 +25,8 @@ import (
 	"gioui.org/unit"
 )
 
-// The duration is somewhat arbitrary.
-const doubleClickDuration = 200 * time.Millisecond
+// 400 ms is GTK's default gtk-double-click-time.
+const doubleClickDuration = 400 * time.Millisecond
 
 // Hover detects the hover gesture for a pointer area.
 type Hover struct {
diff --git a/gesture/gesture_test.go b/gesture/gesture_test.go
index ce6403fe..516f4161 100644
--- a/gesture/gesture_test.go
+++ b/gesture/gesture_test.go
@@ -66,6 +66,16 @@ func TestMouseClicks(t *testing.T) {
 				100*time.Millisecond+doubleClickDuration+1),
 			clicks: []int{1, 1},
 		},
+		{
+			label:  "double click 300ms apart",
+			events: mouseClickEvents(100*time.Millisecond, 400*time.Millisecond),
+			clicks: []int{1, 2},
+		},
+		{
+			label:  "two single clicks 500ms apart",
+			events: mouseClickEvents(100*time.Millisecond, 600*time.Millisecond),
+			clicks: []int{1, 1},
+		},
 	} {
 		t.Run(tc.label, func(t *testing.T) {
 			var click Click