diff --git a/aegisub/src/dialog_colorpicker.cpp b/aegisub/src/dialog_colorpicker.cpp
index 03d2a8822..7f4ae2bf5 100644
--- a/aegisub/src/dialog_colorpicker.cpp
+++ b/aegisub/src/dialog_colorpicker.cpp
@@ -291,7 +291,11 @@ class ColorPickerRecent : public wxStaticBitmap {
 			}
 		}
 
-		SetBitmap(background);
+		{
+			wxEventBlocker blocker(this);
+			SetBitmap(background);
+		}
+
 		Refresh(false);
 	}