diff --git a/src/filters.c b/src/filters.c
index cceca50..e96af31 100644
--- a/src/filters.c
+++ b/src/filters.c
@@ -206,7 +206,7 @@
 					  file, line, args[0], args[cur_arg]);
 				goto error;
 			}
-			if (kw->parse(args, &cur_arg, curpx, fconf, err) != 0) {
+			if (kw->parse(args, &cur_arg, curpx, fconf, err, kw->private) != 0) {
 				if (err && *err)
 					memprintf(err, "'%s' : '%s'",
 						  args[0], *err);
diff --git a/src/flt_http_comp.c b/src/flt_http_comp.c
index ee8f13b..fb431c1 100644
--- a/src/flt_http_comp.c
+++ b/src/flt_http_comp.c
@@ -830,7 +830,7 @@
 
 static int
 parse_http_comp_flt(char **args, int *cur_arg, struct proxy *px,
-			 struct flt_conf *fconf, char **err)
+                    struct flt_conf *fconf, char **err, void *private)
 {
 	struct flt_conf *fc, *back;
 
@@ -939,8 +939,8 @@
 
 /* Declare the filter parser for "compression" keyword */
 static struct flt_kw_list filter_kws = { "COMP", { }, {
-		{ "compression", parse_http_comp_flt },
-		{ NULL, NULL },
+		{ "compression", parse_http_comp_flt, NULL },
+		{ NULL, NULL, NULL },
 	}
 };
 
diff --git a/src/flt_trace.c b/src/flt_trace.c
index a45f4a0..8b47651 100644
--- a/src/flt_trace.c
+++ b/src/flt_trace.c
@@ -414,7 +414,7 @@
 /* Return -1 on error, else 0 */
 static int
 parse_trace_flt(char **args, int *cur_arg, struct proxy *px,
-		struct flt_conf *fconf, char **err)
+                struct flt_conf *fconf, char **err, void *private)
 {
 	struct trace_config *conf;
 	int                  pos = *cur_arg;
@@ -467,8 +467,8 @@
 
 /* Declare the filter parser for "trace" keyword */
 static struct flt_kw_list flt_kws = { "TRACE", { }, {
-		{ "trace", parse_trace_flt },
-		{ NULL, NULL },
+		{ "trace", parse_trace_flt, NULL },
+		{ NULL, NULL, NULL },
 	}
 };