diff --git a/include/types/proxy.h b/include/types/proxy.h
index 9e49bd8..b1b90e8 100644
--- a/include/types/proxy.h
+++ b/include/types/proxy.h
@@ -290,6 +290,10 @@
 	unsigned int backlog;			/* force the frontend's listen backlog */
 	unsigned int bind_proc;			/* bitmask of processes using this proxy. 0 = all. */
 	struct error_snapshot invalid_req, invalid_rep; /* captures of last errors */
+
+	/* used only during configuration parsing */
+	int no_options;				/* PR_O_REDISP, PR_O_TRANSP, ... */
+	int no_options2;			/* PR_O2_* */
 };
 
 struct switching_rule {
diff --git a/src/cfgparse.c b/src/cfgparse.c
index b268d59..2e079c7 100644
--- a/src/cfgparse.c
+++ b/src/cfgparse.c
@@ -773,6 +773,8 @@
 		curproxy->state = defproxy.state;
 		curproxy->options = defproxy.options;
 		curproxy->options2 = defproxy.options2;
+		curproxy->no_options = defproxy.no_options;
+		curproxy->no_options2 = defproxy.no_options2;
 		curproxy->bind_proc = defproxy.bind_proc;
 		curproxy->lbprm.algo = defproxy.lbprm.algo;
 		curproxy->except_net = defproxy.except_net;
@@ -1594,10 +1596,13 @@
 				if (warnifnotcap(curproxy, cfg_opts[optnum].cap, file, linenum, args[1], NULL))
 					return 0;
 
-				if (!inv)
-					curproxy->options |= cfg_opts[optnum].val;
-				else
-					curproxy->options &= ~cfg_opts[optnum].val;
+				if (!inv) {
+					curproxy->no_options &= ~cfg_opts[optnum].val;
+					curproxy->options    |=  cfg_opts[optnum].val;
+				} else {
+					curproxy->options    &= ~cfg_opts[optnum].val;
+					curproxy->no_options |=  cfg_opts[optnum].val;
+				}
 
 				return 0;
 			}
@@ -1608,11 +1613,13 @@
 				if (warnifnotcap(curproxy, cfg_opts2[optnum].cap, file, linenum, args[1], NULL))
 					return 0;
 
-				if (!inv)
-					curproxy->options2 |= cfg_opts2[optnum].val;
-				else
-					curproxy->options2 &= ~cfg_opts2[optnum].val;
-
+				if (!inv) {
+					curproxy->no_options2 &= ~cfg_opts2[optnum].val;
+					curproxy->options2    |=  cfg_opts2[optnum].val;
+				} else {
+					curproxy->options2    &= ~cfg_opts2[optnum].val;
+					curproxy->no_options2 |=  cfg_opts2[optnum].val;
+				}
 				return 0;
 			}
 		}