diff --git a/src/VkBootstrap.cpp b/src/VkBootstrap.cpp
index 1624fdd..39ee479 100644
--- a/src/VkBootstrap.cpp
+++ b/src/VkBootstrap.cpp
@@ -1858,7 +1858,7 @@ SwapchainBuilder& SwapchainBuilder::set_allocation_callbacks(VkAllocationCallbac
 	info.allocation_callbacks = callbacks;
 	return *this;
 }
-SwapchainBuilder& SwapchainBuilder::use_dispatch_table(DispatchTable& dispatch_table) {
+SwapchainBuilder& SwapchainBuilder::use_dispatch_table(const DispatchTable& dispatch_table) {
 	info.dispatch_table = &dispatch_table;
 	return *this;
 }
diff --git a/src/VkBootstrap.h b/src/VkBootstrap.h
index 7b1c0c4..71dfa82 100644
--- a/src/VkBootstrap.h
+++ b/src/VkBootstrap.h
@@ -715,7 +715,7 @@ class SwapchainBuilder {
 	SwapchainBuilder& set_allocation_callbacks(VkAllocationCallbacks* callbacks);
 
 	// Provide an optional dispatch table for the builder to use for device pfn's
-    SwapchainBuilder& use_dispatch_table(DispatchTable& dispatch_table);
+    SwapchainBuilder& use_dispatch_table(const DispatchTable& dispatch_table);
 
 	private:
 	void add_desired_formats(std::vector<VkSurfaceFormatKHR>& formats) const;
@@ -741,7 +741,7 @@ class SwapchainBuilder {
 		bool clipped = true;
 		VkSwapchainKHR old_swapchain = VK_NULL_HANDLE;
 		VkAllocationCallbacks* allocation_callbacks = VK_NULL_HANDLE;
-        DispatchTable* dispatch_table = nullptr;
+        const DispatchTable* dispatch_table = nullptr;
 	} info;
 };