X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/2ad7897851d62bc690844f416d4ca2fabedf9459..55414b25b:/src/src/lookups/testdb.c

diff --git a/src/src/lookups/testdb.c b/src/src/lookups/testdb.c
index 7a81795cc..c74c496ba 100644
--- a/src/src/lookups/testdb.c
+++ b/src/src/lookups/testdb.c
@@ -37,7 +37,7 @@ return (void *)(1);    /* Just return something non-null */
 /* See local README for interface description. */
 
 static int
-testdb_find(void *handle, uschar *filename, uschar *query, int length,
+testdb_find(void *handle, uschar *filename, const uschar *query, int length,
   uschar **result, uschar **errmsg, BOOL *do_cache)
 {
 handle = handle;          /* Keep picky compilers happy */