diff --git a/src/libsysprof-capture/sysprof-capture-types.h b/src/libsysprof-capture/sysprof-capture-types.h
index ae7f7ff8..c5228395 100644
--- a/src/libsysprof-capture/sysprof-capture-types.h
+++ b/src/libsysprof-capture/sysprof-capture-types.h
@@ -79,7 +79,7 @@ SYSPROF_BEGIN_DECLS
 # define SYSPROF_ALIGNED_END(_N) __attribute__((aligned ((_N))))
 #endif
 
-#define SYSPROF_CAPTURE_ADDRESS_FORMAT "0x%016" G_GINT64_MODIFIER "x"
+#define SYSPROF_CAPTURE_ADDRESS_FORMAT "0x%016" PRIx64
 
 #if GLIB_SIZEOF_VOID_P == 8
 # define SYSPROF_CAPTURE_JITMAP_MARK    SYSPROF_UINT64_CONSTANT(0xE000000000000000)