diff --git a/subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkdevice.c b/subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkdevice.c
index 0f83d91c30..1d7c86659e 100644
--- a/subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkdevice.c
+++ b/subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkdevice.c
@@ -644,32 +644,14 @@ gst_vulkan_device_create_fence (GstVulkanDevice * device, GError ** error)
   return gst_vulkan_fence_cache_acquire (priv->fence_cache, error);
 }
 
-/* reimplement a specfic case of g_ptr_array_find_with_equal_func as that
- * requires Glib 2.54 */
-static gboolean
-ptr_array_find_string (GPtrArray * array, const gchar * str, guint * index)
-{
-  guint i;
-
-  for (i = 0; i < array->len; i++) {
-    gchar *val = (gchar *) g_ptr_array_index (array, i);
-    if (g_strcmp0 (val, str) == 0) {
-      if (index)
-        *index = i;
-      return TRUE;
-    }
-  }
-
-  return FALSE;
-}
-
 static gboolean
 gst_vulkan_device_is_extension_enabled_unlocked (GstVulkanDevice * device,
     const gchar * name, guint * index)
 {
   GstVulkanDevicePrivate *priv = GET_PRIV (device);
 
-  return ptr_array_find_string (priv->enabled_extensions, name, index);
+  return g_ptr_array_find_with_equal_func (priv->enabled_extensions, name,
+      g_str_equal, index);
 }
 
 /**
@@ -798,7 +780,8 @@ gst_vulkan_device_is_layer_enabled_unlocked (GstVulkanDevice * device,
 {
   GstVulkanDevicePrivate *priv = GET_PRIV (device);
 
-  return ptr_array_find_string (priv->enabled_layers, name, NULL);
+  return g_ptr_array_find_with_equal_func (priv->enabled_layers, name,
+      g_str_equal, NULL);
 }
 
 /**
diff --git a/subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkimagememory.c b/subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkimagememory.c
index 90a831596f..829fb7eee0 100644
--- a/subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkimagememory.c
+++ b/subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkimagememory.c
@@ -555,8 +555,7 @@ gst_vulkan_image_memory_release_view (GstVulkanImageMemory * image,
   GST_CAT_TRACE (GST_CAT_VULKAN_IMAGE_MEMORY, "image %p removing view %p",
       image, view);
   if (g_ptr_array_find (image->outstanding_views, view, &index)) {
-    /* really g_ptr_array_steal_index_fast() but that requires glib 2.58 */
-    g_ptr_array_remove_index_fast (image->outstanding_views, index);
+    g_ptr_array_steal_index_fast (image->outstanding_views, index);
     g_ptr_array_add (image->views, view);
   } else {
     g_warning ("GstVulkanImageMemory:%p attempt to remove a view %p "
@@ -654,8 +653,7 @@ gst_vulkan_image_memory_find_view (GstVulkanImageMemory * image,
             index));
   } else if (g_ptr_array_find_with_equal_func (image->views, &view,
           (GEqualFunc) find_view_func, &index)) {
-    /* really g_ptr_array_steal_index_fast() but that requires glib 2.58 */
-    ret = g_ptr_array_remove_index_fast (image->views, index);
+    ret = g_ptr_array_steal_index_fast (image->views, index);
     g_ptr_array_add (image->outstanding_views, ret);
     ret->image = (GstVulkanImageMemory *) gst_memory_ref ((GstMemory *) image);
   }
diff --git a/subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkinstance.c b/subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkinstance.c
index 2164992e33..1652fb4f62 100644
--- a/subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkinstance.c
+++ b/subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkinstance.c
@@ -456,32 +456,14 @@ gst_vulkan_instance_get_extension_info (GstVulkanInstance * instance,
   return ret;
 }
 
-/* reimplement a specfic case of g_ptr_array_find_with_equal_func as that
- * requires Glib 2.54 */
-static gboolean
-ptr_array_find_string (GPtrArray * array, const gchar * str, guint * index)
-{
-  guint i;
-
-  for (i = 0; i < array->len; i++) {
-    gchar *val = (gchar *) g_ptr_array_index (array, i);
-    if (g_strcmp0 (val, str) == 0) {
-      if (index)
-        *index = i;
-      return TRUE;
-    }
-  }
-
-  return FALSE;
-}
-
 static gboolean
 gst_vulkan_instance_is_extension_enabled_unlocked (GstVulkanInstance * instance,
     const gchar * name, guint * index)
 {
   GstVulkanInstancePrivate *priv = GET_PRIV (instance);
 
-  return ptr_array_find_string (priv->enabled_extensions, name, index);
+  return g_ptr_array_find_with_equal_func (priv->enabled_extensions, name,
+      g_str_equal, index);
 }
 
 /**
@@ -627,7 +609,8 @@ gst_vulkan_instance_is_layer_enabled_unlocked (GstVulkanInstance * instance,
 {
   GstVulkanInstancePrivate *priv = GET_PRIV (instance);
 
-  return ptr_array_find_string (priv->enabled_layers, name, NULL);
+  return g_ptr_array_find_with_equal_func (priv->enabled_layers, name,
+      g_str_equal, NULL);
 }
 
 /**