diff --git a/subprojects/gst-plugins-good/docs/gst_plugins_cache.json b/subprojects/gst-plugins-good/docs/gst_plugins_cache.json
index efd2772377..c68c3f2b39 100644
--- a/subprojects/gst-plugins-good/docs/gst_plugins_cache.json
+++ b/subprojects/gst-plugins-good/docs/gst_plugins_cache.json
@@ -7766,7 +7766,7 @@
                 "long-name": "Gtk GL Video Sink",
                 "pad-templates": {
                     "sink": {
-                        "caps": "video/x-raw(memory:GLMemory):\n         format: RGBA\n          width: [ 1, 2147483647 ]\n         height: [ 1, 2147483647 ]\n      framerate: [ 0/1, 2147483647/1 ]\n\nvideo/x-raw(memory:GLMemory, meta:GstVideoOverlayComposition):\n         format: RGBA\n          width: [ 1, 2147483647 ]\n         height: [ 1, 2147483647 ]\n      framerate: [ 0/1, 2147483647/1 ]\n",
+                        "caps": "video/x-raw(memory:GLMemory):\n         format: RGBA\n          width: [ 1, 2147483647 ]\n         height: [ 1, 2147483647 ]\n      framerate: [ 0/1, 2147483647/1 ]\n texture-target: { (string)2D, (string)rectangle }\n\nvideo/x-raw(memory:GLMemory, meta:GstVideoOverlayComposition):\n         format: RGBA\n          width: [ 1, 2147483647 ]\n         height: [ 1, 2147483647 ]\n      framerate: [ 0/1, 2147483647/1 ]\n texture-target: { (string)2D, (string)rectangle }\n",
                         "direction": "sink",
                         "presence": "always"
                     }
diff --git a/subprojects/gst-plugins-good/ext/gtk/gstgtkglsink.c b/subprojects/gst-plugins-good/ext/gtk/gstgtkglsink.c
index 8c6605359a..c8511a3733 100644
--- a/subprojects/gst-plugins-good/ext/gtk/gstgtkglsink.c
+++ b/subprojects/gst-plugins-good/ext/gtk/gstgtkglsink.c
@@ -57,10 +57,12 @@ static GstStaticPadTemplate gst_gtk_gl_sink_template =
     GST_PAD_SINK,
     GST_PAD_ALWAYS,
     GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE_WITH_FEATURES
-        (GST_CAPS_FEATURE_MEMORY_GL_MEMORY, "RGBA") "; "
+        (GST_CAPS_FEATURE_MEMORY_GL_MEMORY, "RGBA")
+        ", texture-target = { 2D, rectangle }; "
         GST_VIDEO_CAPS_MAKE_WITH_FEATURES
         (GST_CAPS_FEATURE_MEMORY_GL_MEMORY ", "
-            GST_CAPS_FEATURE_META_GST_VIDEO_OVERLAY_COMPOSITION, "RGBA")));
+            GST_CAPS_FEATURE_META_GST_VIDEO_OVERLAY_COMPOSITION, "RGBA")
+        ", texture-target = { 2D, rectangle }"));
 
 #define gst_gtk_gl_sink_parent_class parent_class
 G_DEFINE_TYPE_WITH_CODE (GstGtkGLSink, gst_gtk_gl_sink,