diff --git a/src/ui/gui/main.c b/src/ui/gui/main.c
index 6d5f50e..f68f2ad 100644
--- a/src/ui/gui/main.c
+++ b/src/ui/gui/main.c
@@ -20,6 +20,7 @@
 #include "progname.h"
 #include <stdlib.h>
 #include <getopt.h>
+#include <gl/relocatable.h>
 
 #include <libpspp/version.h>
 #include <libpspp/copyleft.h>
@@ -45,7 +46,7 @@ create_splash_window (void)
   gtk_window_set_type_hint (GTK_WINDOW (splash),
 			    GDK_WINDOW_TYPE_HINT_SPLASHSCREEN);
 
-  image = gtk_image_new_from_file (PKGDATADIR "/splash.png");
+  image = gtk_image_new_from_file (relocate (PKGDATADIR "/splash.png"));
 
   gtk_container_add (GTK_CONTAINER (splash), image);
 
diff --git a/tests/automake.mk b/tests/automake.mk
index 2f876cf..0f7bdda 100644
--- a/tests/automake.mk
+++ b/tests/automake.mk
@@ -293,7 +293,7 @@ tests_dissect_sysfile_SOURCES = \
 	src/libpspp/float-format.c \
 	tests/dissect-sysfile.c
 tests_dissect_sysfile_LDADD = gl/libgl.la @LIBINTL@
-tests_dissect_sysfile_CFLAGS = $(AM_CFLAGS)
+tests_dissect_sysfile_CFLAGS = $(AM_CFLAGS) -DINSTALLDIR=\"$(bindir)\"
 
 EXTRA_DIST += \
 	$(dist_TESTS) \