diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4b98da3..d40cf85 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -45,6 +45,7 @@ jobs:
           patch -p1 < vlc-build/patches/aribsub.c.patch
           patch -p1 < vlc-build/patches/mpegts.c.patch
           patch -p1 < vlc-build/patches/configure.ac.patch
+          patch -p1 < vlc-build/patches/core.c.patch
           mkdir build
       - name: Build
         run: |
@@ -104,6 +105,7 @@ jobs:
           patch -p1 < vlc-build/patches/aribsub.c.patch
           patch -p1 < vlc-build/patches/mpegts.c.patch
           patch -p1 < vlc-build/patches/configure.ac.patch
+          patch -p1 < vlc-build/patches/core.c.patch
           mkdir build
       - name: Build
         run: |
diff --git a/patches/core.c.patch b/patches/core.c.patch
new file mode 100644
index 0000000..0d390a6
--- /dev/null
+++ b/patches/core.c.patch
@@ -0,0 +1,17 @@
+diff --git a/lib/core.c b/lib/core.c
+index 5e8c614c83..34d26c7cf7 100644
+--- a/lib/core.c
++++ b/lib/core.c
+@@ -136,10 +136,11 @@ void libvlc_set_user_agent (libvlc_instance_t *p_i,
+ {
+     libvlc_int_t *p_libvlc = p_i->p_libvlc_int;
+     char *str;
++    const char *plus = "(+https://github.com/vivid-lapin/vlc-miraktest)";
+ 
+     var_SetString (p_libvlc, "user-agent", name);
+     if ((http != NULL)
+-     && (asprintf (&str, "%s LibVLC/"PACKAGE_VERSION, http) != -1))
++     && (asprintf (&str, "%s LibVLC/"PACKAGE_VERSION" %s", http, plus) != -1))
+     {
+         var_SetString (p_libvlc, "http-user-agent", str);
+         free (str);