diff --git a/srcpkgs/libunique/patches/gcc7-fix-char_ptr.patch b/srcpkgs/libunique/patches/gcc7-fix-char_ptr.patch
new file mode 100644
index 00000000000..5309f45b2f8
--- /dev/null
+++ b/srcpkgs/libunique/patches/gcc7-fix-char_ptr.patch
@@ -0,0 +1,11 @@
+--- unique/uniqueapp.c	2011-06-14 14:26:26.000000000 +0200
++++ unique/uniqueapp.c	2017-05-20 19:27:59.043332852 +0200
+@@ -175,7 +175,7 @@
+ {
+   gchar *id;
+ 
+-  if (startup_id && startup_id != '\0')
++  if (startup_id && *startup_id != '\0')
+     id = g_strdup (startup_id);
+   else
+     {