--- a/configure.ac
+++ b/configure.ac
@@ -142,6 +142,8 @@ else
 	have_introspection=no
 fi
 
+AM_CONDITIONAL(HAVE_INTROSPECTION, test "x$have_introspection" = xyes)
+
 # ***************
 # ZLIB (required)
 # ***************
--- a/src/main.c
+++ b/src/main.c
@@ -30,7 +30,7 @@
 #include <dbus/dbus-glib-bindings.h>
 #include <gdk/gdkx.h>
 #endif
-#ifdef HAVE_INSTROSPECTION
+#ifdef HAVE_INTROSPECTION
 #include <girepository.h>
 #endif