diff --git a/glfw/glfw3.h b/glfw/glfw3.h
index 775aa91bd..0cfb4b6b0 100644
--- a/glfw/glfw3.h
+++ b/glfw/glfw3.h
@@ -1841,7 +1841,7 @@ typedef enum {
     /*! Copy the dragged data to the destination. */
     GLFW_DRAG_OPERATION_COPY = 2,
     /*! Generic drag operation (platform decides semantics). */
-    GLFW_DRAG_OPERATION_GENERIC = 3
+    GLFW_DRAG_OPERATION_GENERIC = 4
 } GLFWDragOperationType;
 
 /*! @brief Drag data item.
diff --git a/kitty/glfw-wrapper.h b/kitty/glfw-wrapper.h
index ce9cf8046..5f625de53 100644
--- a/kitty/glfw-wrapper.h
+++ b/kitty/glfw-wrapper.h
@@ -1569,7 +1569,7 @@ typedef enum {
     /*! Copy the dragged data to the destination. */
     GLFW_DRAG_OPERATION_COPY = 2,
     /*! Generic drag operation (platform decides semantics). */
-    GLFW_DRAG_OPERATION_GENERIC = 3
+    GLFW_DRAG_OPERATION_GENERIC = 4
 } GLFWDragOperationType;
 
 /*! @brief Drag data item.