diff --git a/ext/gl/gstglstereomix.c b/ext/gl/gstglstereomix.c
index b880d06357..7b247395d3 100644
--- a/ext/gl/gstglstereomix.c
+++ b/ext/gl/gstglstereomix.c
@@ -58,9 +58,13 @@ enum
 static GstStaticPadTemplate src_factory = GST_STATIC_PAD_TEMPLATE ("src",
     GST_PAD_SRC,
     GST_PAD_ALWAYS,
-    GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE_WITH_FEATURES
-        (GST_CAPS_FEATURE_MEMORY_GL_MEMORY,
-            "RGBA") "; "
+    GST_STATIC_CAPS ("video/x-raw(" GST_CAPS_FEATURE_MEMORY_GL_MEMORY "), "
+        "format = (string) RGBA, "
+        "width = " GST_VIDEO_SIZE_RANGE ", "
+        "height = " GST_VIDEO_SIZE_RANGE ", "
+        "framerate = " GST_VIDEO_FPS_RANGE ","
+        "texture-target = (string) 2D"
+        "; "
         GST_VIDEO_CAPS_MAKE_WITH_FEATURES
         (GST_CAPS_FEATURE_META_GST_VIDEO_GL_TEXTURE_UPLOAD_META,
             "RGBA")
@@ -70,9 +74,13 @@ static GstStaticPadTemplate src_factory = GST_STATIC_PAD_TEMPLATE ("src",
 static GstStaticPadTemplate sink_factory = GST_STATIC_PAD_TEMPLATE ("sink_%u",
     GST_PAD_SINK,
     GST_PAD_REQUEST,
-    GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE_WITH_FEATURES
-        (GST_CAPS_FEATURE_MEMORY_GL_MEMORY,
-            "RGBA") "; "
+    GST_STATIC_CAPS ("video/x-raw(" GST_CAPS_FEATURE_MEMORY_GL_MEMORY "), "
+        "format = (string) RGBA, "
+        "width = " GST_VIDEO_SIZE_RANGE ", "
+        "height = " GST_VIDEO_SIZE_RANGE ", "
+        "framerate = " GST_VIDEO_FPS_RANGE ","
+        "texture-target = (string) 2D"
+        "; "
         GST_VIDEO_CAPS_MAKE_WITH_FEATURES
         (GST_CAPS_FEATURE_META_GST_VIDEO_GL_TEXTURE_UPLOAD_META,
             "RGBA")