diff --git a/programming/misc/libical/pspec.xml b/programming/misc/libical/pspec.xml
index 1602ad5fbb..547c48e369 100644
--- a/programming/misc/libical/pspec.xml
+++ b/programming/misc/libical/pspec.xml
@@ -38,6 +38,7 @@ contacts, tasks, and calendar information.
glib2
icu4c
libgcc
+ gobject-introspection
/usr/lib