diff --git a/app/tools/gimpoperationtool.c b/app/tools/gimpoperationtool.c
index 82f6096b55..f427ee9019 100644
--- a/app/tools/gimpoperationtool.c
+++ b/app/tools/gimpoperationtool.c
@@ -103,8 +103,7 @@ static void        gimp_operation_tool_add_gui         (GimpOperationTool *tool)
 static AuxInput *  gimp_operation_tool_aux_input_new   (GimpOperationTool *tool,
                                                         GeglNode          *operation,
                                                         const gchar       *input_pad,
-                                                        const gchar       *label,
-                                                        const gchar       *description);
+                                                        const gchar       *label);
 static void        gimp_operation_tool_aux_input_detach(AuxInput          *input);
 static void        gimp_operation_tool_aux_input_clear (AuxInput          *input);
 static void        gimp_operation_tool_aux_input_free  (AuxInput          *input);
@@ -550,20 +549,15 @@ gimp_operation_tool_create_gui (GimpOperationTool *op_tool)
 
           g_return_if_fail (regex != NULL);
 
-          label = g_strdup (gegl_node_get_pad_label (filter_tool->operation, input_pads[i]));
-
-          if (label == NULL)
-            label = g_regex_replace (regex,
-                                     input_pads[i], -1, 0,
-                                     /* Translators: don't translate "Aux" */
-                                     _("Aux\\1 Input"),
-                                     0, NULL);
+          /* Translators: don't translate "Aux" */
+          label = g_regex_replace (regex,
+                                   input_pads[i], -1, 0,
+                                   _("Aux\\1 Input"),
+                                   0, NULL);
 
           input = gimp_operation_tool_aux_input_new (op_tool,
                                                      filter_tool->operation,
-                                                     input_pads[i], label,
-                                                     gegl_node_get_pad_description (filter_tool->operation,
-                                                                                    input_pads[i]));
+                                                     input_pads[i], label);
 
           op_tool->aux_inputs = g_list_prepend (op_tool->aux_inputs, input);
 
@@ -663,8 +657,7 @@ static AuxInput *
 gimp_operation_tool_aux_input_new (GimpOperationTool *op_tool,
                                    GeglNode          *operation,
                                    const gchar       *input_pad,
-                                   const gchar       *label,
-                                   const gchar       *description)
+                                   const gchar       *label)
 {
   AuxInput    *input = g_slice_new (AuxInput);
   GimpContext *context;
@@ -681,8 +674,6 @@ gimp_operation_tool_aux_input_new (GimpOperationTool *op_tool,
   context = GIMP_CONTEXT (GIMP_TOOL_GET_OPTIONS (op_tool));
 
   input->box = gimp_buffer_source_box_new (context, input->node, label);
-  if (description)
-    gtk_widget_set_tooltip_text (input->box, description);
 
   /* make AuxInput owner of the box */
   g_object_ref_sink (input->box);
diff --git a/app/sanity.c b/app/sanity.c
index 80f9537172..cc1c0c7bd8 100644
--- a/app/sanity.c
+++ b/app/sanity.c
@@ -502,7 +502,7 @@ sanity_check_gegl (void)
 
 #define GEGL_REQUIRED_MAJOR 0
 #define GEGL_REQUIRED_MINOR 4
-#define GEGL_REQUIRED_MICRO 49
+#define GEGL_REQUIRED_MICRO 48
 
   gegl_get_version (&gegl_major_version,
                     &gegl_minor_version,
diff --git a/meson.build b/meson.build
index f120965244..2605b17649 100644
--- a/meson.build
+++ b/meson.build
@@ -384,7 +384,7 @@ freetype2_minver  = '2.1.7'
 freetype2         = dependency('freetype2',          version: '>='+freetype2_minver)
 gdk_pixbuf_minver = '2.30.8'
 gdk_pixbuf        = dependency('gdk-pixbuf-2.0',     version: '>='+gdk_pixbuf_minver)
-gegl_minver       = '0.4.49'
+gegl_minver       = '0.4.48'
 gegl              = dependency('gegl-0.4',           version: '>='+gegl_minver)
 exiv2_minver      = '0.27.4'
 exiv2             = dependency('exiv2',              version: '>='+exiv2_minver)