diff --git a/subprojects/gst-plugins-bad/sys/d3d11/gstd3d11screencapturedevice.cpp b/subprojects/gst-plugins-bad/sys/d3d11/gstd3d11screencapturedevice.cpp
index ba3d63b4ab..01a87b2312 100644
--- a/subprojects/gst-plugins-bad/sys/d3d11/gstd3d11screencapturedevice.cpp
+++ b/subprojects/gst-plugins-bad/sys/d3d11/gstd3d11screencapturedevice.cpp
@@ -39,8 +39,8 @@ GST_DEBUG_CATEGORY_EXTERN (gst_d3d11_screen_capture_device_debug);
 
 static GstStaticCaps template_caps =
     GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE_WITH_FEATURES
-    (GST_CAPS_FEATURE_MEMORY_D3D11_MEMORY, "BGRA") ";"
-    GST_VIDEO_CAPS_MAKE ("BGRA"));
+    (GST_CAPS_FEATURE_MEMORY_D3D11_MEMORY, "BGRA") ", pixel-aspect-ratio = 1/1;"
+    GST_VIDEO_CAPS_MAKE ("BGRA") ", pixel-aspect-ratio = 1/1");
 
 enum
 {
diff --git a/subprojects/gst-plugins-bad/sys/d3d11/gstd3d11screencapturesrc.cpp b/subprojects/gst-plugins-bad/sys/d3d11/gstd3d11screencapturesrc.cpp
index fbeeda2de4..d1f13d65ee 100644
--- a/subprojects/gst-plugins-bad/sys/d3d11/gstd3d11screencapturesrc.cpp
+++ b/subprojects/gst-plugins-bad/sys/d3d11/gstd3d11screencapturesrc.cpp
@@ -119,8 +119,8 @@ gst_d3d11_screen_capture_api_get_type (void)
 
 static GstStaticCaps template_caps =
     GST_STATIC_CAPS (GST_VIDEO_CAPS_MAKE_WITH_FEATURES
-    (GST_CAPS_FEATURE_MEMORY_D3D11_MEMORY, "BGRA") ";"
-    GST_VIDEO_CAPS_MAKE ("BGRA"));
+    (GST_CAPS_FEATURE_MEMORY_D3D11_MEMORY, "BGRA") ", pixel-aspect-ratio = 1/1;"
+    GST_VIDEO_CAPS_MAKE ("BGRA") ", pixel-aspect-ratio = 1/1");
 
 struct _GstD3D11ScreenCaptureSrc
 {