diff --git a/deps/gssdp/gssdp.SlackBuild b/deps/gssdp/gssdp.SlackBuild
index 0f6c6b1..1eb3c69 100644
--- a/deps/gssdp/gssdp.SlackBuild
+++ b/deps/gssdp/gssdp.SlackBuild
@@ -24,7 +24,7 @@
 
 PRGNAM=gssdp
 VERSION=${VERSION:-1.3.1}
-BUILD=${BUILD:-1}
+BUILD=${BUILD:-2}
 TAG=${TAG:-_msb}
 
 if [ -z "$ARCH" ]; then
@@ -86,7 +86,6 @@ meson --prefix=/usr \
       --libdir=lib${LIBDIRSUFFIX} \
       --mandir=/usr/man \
       -Dgtk_doc=false \
-      -Dsniffer=false \
       ../
 ninja
 DESTDIR=$PKG ninja install
diff --git a/deps/gssdp/gssdp.patch b/deps/gssdp/gssdp.patch
new file mode 100644
index 0000000..bbc1162
--- /dev/null
+++ b/deps/gssdp/gssdp.patch
@@ -0,0 +1,15 @@
+--- gssdp-1.3.1/meson.build.orig	2021-08-14 23:12:19.168431148 +0700
++++ gssdp-1.3.1/meson.build	2021-08-14 23:12:46.260719024 +0700
+@@ -88,12 +88,6 @@
+   subdir('vala')
+ endif
+ 
+-
+-gidocgen_dep = dependency('gi-docgen', version: '>= 2021.1',
+-                          fallback: ['gi-docgen', 'dummy_dep'],
+-                          required: get_option('gtk_doc') and get_option('introspection')
+-                      )
+-
+ if get_option('gtk_doc')
+   subdir('doc')
+ endif