diff --git a/girwriter.c b/girwriter.c
index 4bc7fc963..dacce86f3 100644
--- a/girwriter.c
+++ b/girwriter.c
@@ -237,7 +237,7 @@ write_type_info (const gchar *namespace,
   else if (tag == GI_TYPE_TAG_ARRAY)
     {
       gint length, size;
-      char *name = NULL;
+      const char *name = NULL;
 
       xml_start_element (file, "array");
 
diff --git a/gitypelib.c b/gitypelib.c
index d9e924f63..8ad13604e 100644
--- a/gitypelib.c
+++ b/gitypelib.c
@@ -272,7 +272,7 @@ strsplit_iter_init (StrSplitIter  *iter,
 
 static gboolean
 strsplit_iter_next (StrSplitIter  *iter,
-                    char         **out_val)
+                    const char   **out_val)
 {
   const char *s = iter->s;
   const char *next;