diff --git a/poky/meta/recipes-multimedia/gstreamer/gstreamer1.0-plugins-base_1.20.3.bb b/poky/meta/recipes-multimedia/gstreamer/gstreamer1.0-plugins-base_1.20.3.bb
index 7eebbba..e5e346e 100644
--- a/poky/meta/recipes-multimedia/gstreamer/gstreamer1.0-plugins-base_1.20.3.bb
+++ b/poky/meta/recipes-multimedia/gstreamer/gstreamer1.0-plugins-base_1.20.3.bb
@@ -10,6 +10,7 @@
            file://0001-ENGR00312515-get-caps-from-src-pad-when-query-caps.patch \
            file://0003-viv-fb-Make-sure-config.h-is-included.patch \
            file://0002-ssaparse-enhance-SSA-text-lines-parsing.patch \
+           file://0001-include-required-system-headers-for-isspace-and-ssca.patch \
            "
 SRC_URI[sha256sum] = "7e30b3dd81a70380ff7554f998471d6996ff76bbe6fc5447096f851e24473c9f"