diff --git a/modules/jsonrpc-c/jsonrpc_io.c b/modules/jsonrpc-c/jsonrpc_io.c
index 188d2e6c0d4..f001543b2db 100644
--- a/modules/jsonrpc-c/jsonrpc_io.c
+++ b/modules/jsonrpc-c/jsonrpc_io.c
@@ -338,6 +338,7 @@ int parse_servers(char *_servers, struct jsonrpc_server_group **group_ptr)
 	
 		struct jsonrpc_server *server = pkg_malloc(sizeof(struct jsonrpc_server));
 		CHECK_MALLOC(server);
+		memset(server, 0, sizeof(struct jsonrpc_server));
 		char *h = pkg_malloc(strlen(host)+1);
 		CHECK_MALLOC(h);
 
@@ -365,6 +366,7 @@ int parse_servers(char *_servers, struct jsonrpc_server_group **group_ptr)
 			
 			selected_group = pkg_malloc(sizeof(struct jsonrpc_server_group));
 			CHECK_MALLOC(selected_group);
+			memset(selected_group, 0, sizeof(struct jsonrpc_server_group));
 			selected_group->priority = priority;
 			selected_group->next_server = server;