diff --git a/package/libcamera/libcamera.mk b/package/libcamera/libcamera.mk
index fb0e54785b..ebdf2dba34 100644
--- a/package/libcamera/libcamera.mk
+++ b/package/libcamera/libcamera.mk
@@ -37,9 +37,9 @@ LIBCAMERA_LICENSE_FILES = \
 	LICENSES/CC-BY-SA-4.0.txt
 
 ifeq ($(BR2_PACKAGE_LIBCAMERA_V4L2),y)
-LIBCAMERA_CONF_OPTS = -Dv4l2=true
+LIBCAMERA_CONF_OPTS += -Dv4l2=true
 else
-LIBCAMERA_CONF_OPTS = -Dv4l2=false
+LIBCAMERA_CONF_OPTS += -Dv4l2=false
 endif
 
 LIBCAMERA_PIPELINES-$(BR2_PACKAGE_LIBCAMERA_PIPELINE_IPU3) += ipu3