diff --git a/girs/Gst-1.0.gir b/girs/Gst-1.0.gir
index 8fbfcccd4e..ebae30e97e 100644
--- a/girs/Gst-1.0.gir
+++ b/girs/Gst-1.0.gir
@@ -22555,11 +22555,11 @@ MT safe.</doc>
             <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstiterator.c">The #GstIterator to filter</doc>
             <type name="Iterator" c:type="GstIterator*"/>
           </instance-parameter>
-          <parameter name="func" transfer-ownership="none" scope="call" closure="1">
+          <parameter name="func" transfer-ownership="none" scope="call">
             <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstiterator.c">the compare function to select elements</doc>
             <type name="GLib.CompareFunc" c:type="GCompareFunc"/>
           </parameter>
-          <parameter name="user_data" transfer-ownership="none" nullable="1" allow-none="1">
+          <parameter name="user_data" transfer-ownership="none">
             <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstiterator.c">user data passed to the compare function</doc>
             <type name="GObject.Value" c:type="const GValue*"/>
           </parameter>
@@ -27308,7 +27308,7 @@ write the result back into @aggregated_params.</doc>
           </parameter>
         </parameters>
       </function>
-      <function name="api_type_set_params_aggregator" c:identifier="gst_meta_api_type_set_params_aggregator" version="1.26" introspectable="0">
+      <function name="api_type_set_params_aggregator" c:identifier="gst_meta_api_type_set_params_aggregator" version="1.26">
         <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstmeta.c">This function sets the aggregator function for a specific API type.</doc>
         <source-position filename="../subprojects/gstreamer/gst/gstmeta.h"/>
         <return-value transfer-ownership="none">
@@ -27319,7 +27319,7 @@ write the result back into @aggregated_params.</doc>
             <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstmeta.c">the #GType of the API for which the aggregator function is being set.</doc>
             <type name="GType" c:type="GType"/>
           </parameter>
-          <parameter name="aggregator" transfer-ownership="none">
+          <parameter name="aggregator" transfer-ownership="none" scope="forever">
             <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstmeta.c">the aggregator function to be associated with the given API
              type.</doc>
             <type name="AllocationMetaParamsAggregator" c:type="GstAllocationMetaParamsAggregator"/>
@@ -49611,6 +49611,7 @@ indicate its parameter handling preference.</doc>
         </return-value>
         <parameters>
           <instance-parameter name="tracer_class" transfer-ownership="none">
+            <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gsttracer.c">the #GstTracerFactoryClass to mark as using structure parameters</doc>
             <type name="TracerClass" c:type="GstTracerClass*"/>
           </instance-parameter>
           <parameter name="use_structure_params" transfer-ownership="none">
@@ -49630,6 +49631,7 @@ fields as properties to instanciate the tracer.</doc>
         </return-value>
         <parameters>
           <instance-parameter name="tracer_class" transfer-ownership="none">
+            <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gsttracer.c">the #GstTracerClass to to check</doc>
             <type name="TracerClass" c:type="GstTracerClass*"/>
           </instance-parameter>
         </parameters>
@@ -55338,6 +55340,24 @@ write the result back into @aggregated_params.</doc>
         </parameter>
       </parameters>
     </function>
+    <function name="meta_api_type_set_params_aggregator" c:identifier="gst_meta_api_type_set_params_aggregator" moved-to="Meta.api_type_set_params_aggregator" version="1.26">
+      <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstmeta.c">This function sets the aggregator function for a specific API type.</doc>
+      <source-position filename="../subprojects/gstreamer/gst/gstmeta.h"/>
+      <return-value transfer-ownership="none">
+        <type name="none" c:type="void"/>
+      </return-value>
+      <parameters>
+        <parameter name="api" transfer-ownership="none">
+          <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstmeta.c">the #GType of the API for which the aggregator function is being set.</doc>
+          <type name="GType" c:type="GType"/>
+        </parameter>
+        <parameter name="aggregator" transfer-ownership="none" scope="forever">
+          <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstmeta.c">the aggregator function to be associated with the given API
+             type.</doc>
+          <type name="AllocationMetaParamsAggregator" c:type="GstAllocationMetaParamsAggregator"/>
+        </parameter>
+      </parameters>
+    </function>
     <function name="meta_deserialize" c:identifier="gst_meta_deserialize" moved-to="Meta.deserialize" version="1.24">
       <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstmeta.c">Recreate a #GstMeta from serialized data returned by
 gst_meta_serialize() and add it to @buffer.
@@ -57499,7 +57519,8 @@ the result.</doc>
         <type name="guint" c:type="guint"/>
       </return-value>
       <parameters>
-        <parameter name="x" transfer-ownership="none">
+        <parameter name="v" transfer-ownership="none">
+          <doc xml:space="preserve" filename="../subprojects/gstreamer/gst/gstutils.c">a #guint32 value.</doc>
           <type name="guint32" c:type="guint32"/>
         </parameter>
       </parameters>
diff --git a/subprojects/gstreamer/gst/gstiterator.c b/subprojects/gstreamer/gst/gstiterator.c
index db0f597fd5..b5fbb904ad 100644
--- a/subprojects/gstreamer/gst/gstiterator.c
+++ b/subprojects/gstreamer/gst/gstiterator.c
@@ -529,7 +529,7 @@ filter_free (GstIteratorFilter * it)
 /**
  * gst_iterator_filter:
  * @it: The #GstIterator to filter
- * @func: (scope call) (closure user_data): the compare function to select elements
+ * @func: (scope call): the compare function to select elements
  * @user_data: user data passed to the compare function
  *
  * Create a new iterator from an existing iterator. The new iterator
diff --git a/subprojects/gstreamer/gst/gstmeta.c b/subprojects/gstreamer/gst/gstmeta.c
index 1e961e6410..cbf59aaa28 100644
--- a/subprojects/gstreamer/gst/gstmeta.c
+++ b/subprojects/gstreamer/gst/gstmeta.c
@@ -450,7 +450,7 @@ gst_meta_api_type_aggregate_params (GType api,
 /**
  * gst_meta_api_type_set_params_aggregator:
  * @api: the #GType of the API for which the aggregator function is being set.
- * @aggregator: the aggregator function to be associated with the given API
+ * @aggregator: (scope forever): the aggregator function to be associated with the given API
  *              type.
  *
  * This function sets the aggregator function for a specific API type.
diff --git a/subprojects/gstreamer/gst/gsttracer.c b/subprojects/gstreamer/gst/gsttracer.c
index 0cf44e67fc..98c5f8aaa2 100644
--- a/subprojects/gstreamer/gst/gsttracer.c
+++ b/subprojects/gstreamer/gst/gsttracer.c
@@ -207,7 +207,7 @@ gst_tracer_register (GstPlugin * plugin, const gchar * name, GType type)
 
 /**
  * gst_tracer_class_uses_structure_params:
- * @klass: the #GstTracerClass to to check
+ * @tracer_class: the #GstTracerClass to to check
  *
  * If set, the tracer subsystem will consider parameters passed to the
  * `GST_TRACERS` environment variable as a #GstStructure and use its
@@ -218,17 +218,17 @@ gst_tracer_register (GstPlugin * plugin, const gchar * name, GType type)
  * Since: 1.26
  */
 gboolean
-gst_tracer_class_uses_structure_params (GstTracerClass * klass)
+gst_tracer_class_uses_structure_params (GstTracerClass * tracer_class)
 {
-  g_return_val_if_fail (GST_IS_TRACER_CLASS (klass), FALSE);
+  g_return_val_if_fail (GST_IS_TRACER_CLASS (tracer_class), FALSE);
 
-  return G_TYPE_CLASS_GET_PRIVATE (klass, GST_TYPE_TRACER,
+  return G_TYPE_CLASS_GET_PRIVATE (tracer_class, GST_TYPE_TRACER,
       GstTracerClassPrivate)->use_structure_params;
 }
 
 /**
  * gst_tracer_class_set_use_structure_params:
- * @klass: the #GstTracerFactoryClass to mark as using structure parameters
+ * @tracer_class: the #GstTracerFactoryClass to mark as using structure parameters
  * @use_structure_params: %TRUE to use structure parameters, %FALSE otherwise
  *
  * Sets whether the tracer should use structure parameters for configuration.
@@ -241,11 +241,11 @@ gst_tracer_class_uses_structure_params (GstTracerClass * klass)
  * Since: 1.26
  */
 void
-gst_tracer_class_set_use_structure_params (GstTracerClass * klass,
+gst_tracer_class_set_use_structure_params (GstTracerClass * tracer_class,
     gboolean use_structure_params)
 {
-  g_return_if_fail (GST_IS_TRACER_CLASS (klass));
+  g_return_if_fail (GST_IS_TRACER_CLASS (tracer_class));
 
-  G_TYPE_CLASS_GET_PRIVATE (klass, GST_TYPE_TRACER,
+  G_TYPE_CLASS_GET_PRIVATE (tracer_class, GST_TYPE_TRACER,
       GstTracerClassPrivate)->use_structure_params = use_structure_params;
 }
diff --git a/subprojects/gstreamer/gst/gstutils.h b/subprojects/gstreamer/gst/gstutils.h
index 05eedb8db7..e6e544939c 100644
--- a/subprojects/gstreamer/gst/gstutils.h
+++ b/subprojects/gstreamer/gst/gstutils.h
@@ -1247,7 +1247,7 @@ GST_API
 guint         gst_util_ceil_log2                (guint32 v);
 
 GST_API
-guint         gst_util_floor_log2               (guint32 x);
+guint         gst_util_floor_log2               (guint32 v);
 
 GST_API
 gint          gst_util_filename_compare        (const gchar *a, const gchar *b);