diff --git a/scripts/generate_vk_helpers.py b/scripts/generate_vk_helpers.py
index 0070fc07e..4ee9f9913 100755
--- a/scripts/generate_vk_helpers.py
+++ b/scripts/generate_vk_helpers.py
@@ -104,6 +104,16 @@ def get_device_cmds():
             member_name="vkSignalSemaphore",
             requires=("VK_KHR_timeline_semaphore",),
         ),
+        Cmd(
+            "vkWaitSemaphoresKHR",
+            member_name="vkWaitSemaphores",
+            requires=("VK_KHR_timeline_semaphore",),
+        ),
+        Cmd(
+            "vkGetSemaphoreCounterValueKHR",
+            member_name="vkGetSemaphoreCounterValue",
+            requires=("VK_KHR_timeline_semaphore",),
+        ),
         Cmd("vkDestroySemaphore"),
         None,
         Cmd("vkCreateFence"),
diff --git a/src/xrt/auxiliary/vk/vk_helpers.c b/src/xrt/auxiliary/vk/vk_helpers.c
index f53526628..0007a177f 100644
--- a/src/xrt/auxiliary/vk/vk_helpers.c
+++ b/src/xrt/auxiliary/vk/vk_helpers.c
@@ -993,6 +993,8 @@ vk_get_device_functions(struct vk_bundle *vk)
 	vk->vkCreateSemaphore                           = GET_DEV_PROC(vk, vkCreateSemaphore);
 #if defined(VK_KHR_timeline_semaphore)
 	vk->vkSignalSemaphore                           = GET_DEV_PROC(vk, vkSignalSemaphoreKHR);
+	vk->vkWaitSemaphores                            = GET_DEV_PROC(vk, vkWaitSemaphoresKHR);
+	vk->vkGetSemaphoreCounterValue                  = GET_DEV_PROC(vk, vkGetSemaphoreCounterValueKHR);
 #endif // defined(VK_KHR_timeline_semaphore)
 
 	vk->vkDestroySemaphore                          = GET_DEV_PROC(vk, vkDestroySemaphore);
diff --git a/src/xrt/auxiliary/vk/vk_helpers.h b/src/xrt/auxiliary/vk/vk_helpers.h
index 86fe606ae..9ea902cb1 100644
--- a/src/xrt/auxiliary/vk/vk_helpers.h
+++ b/src/xrt/auxiliary/vk/vk_helpers.h
@@ -232,6 +232,8 @@ struct vk_bundle
 	PFN_vkCreateSemaphore vkCreateSemaphore;
 #if defined(VK_KHR_timeline_semaphore)
 	PFN_vkSignalSemaphoreKHR vkSignalSemaphore;
+	PFN_vkWaitSemaphoresKHR vkWaitSemaphores;
+	PFN_vkGetSemaphoreCounterValueKHR vkGetSemaphoreCounterValue;
 #endif // defined(VK_KHR_timeline_semaphore)
 
 	PFN_vkDestroySemaphore vkDestroySemaphore;