diff --git a/include/haproxy/stconn-t.h b/include/haproxy/stconn-t.h
index 52fa3e88e..08326df91 100644
--- a/include/haproxy/stconn-t.h
+++ b/include/haproxy/stconn-t.h
@@ -206,6 +206,7 @@ enum sc_flags {
 
 	SC_FL_EOS           = 0x00040000,  /* End of stream was reached (from down side to up side) */
 	SC_FL_HAVE_BUFF     = 0x00080000,  /* A buffer is ready, flag will be cleared once allocated */
+	SC_FL_NO_FASTFWD    = 0x00100000,  /* disable data fast-forwarding */
 };
 
 /* This function is used to report flags in debugging tools. Please reflect
diff --git a/src/flt_http_comp.c b/src/flt_http_comp.c
index 43e320284..265e47280 100644
--- a/src/flt_http_comp.c
+++ b/src/flt_http_comp.c
@@ -515,6 +515,7 @@ set_compression_header(struct comp_state *st, struct stream *s, struct http_msg
 			goto error;
 	}
 
+	chn_prod(msg->chn)->flags |= SC_FL_NO_FASTFWD;
 	return 1;
 
   error:
diff --git a/src/hlua.c b/src/hlua.c
index 9bb1fe930..7ac8fc604 100644
--- a/src/hlua.c
+++ b/src/hlua.c
@@ -7262,6 +7262,7 @@ __LJMP static int hlua_http_msg_set_body_len(lua_State *L)
 	}
 
   success:
+	chn_prod(msg->chn)->flags |= SC_FL_NO_FASTFWD;
 	lua_pushboolean(L, 1);
 	return 1;
 
diff --git a/src/stconn.c b/src/stconn.c
index ddb56eff8..be6264477 100644
--- a/src/stconn.c
+++ b/src/stconn.c
@@ -604,6 +604,7 @@ static inline int sc_cond_forward_shut(struct stconn *sc)
 static inline int sc_is_fastfwd_supported(struct stconn *sc)
 {
 	return (!(global.tune.no_zero_copy_fwd & NO_ZERO_COPY_FWD) &&
+		!(sc->flags & SC_FL_NO_FASTFWD) &&
 		sc_ep_test(sc, SE_FL_MAY_FASTFWD_PROD) &&
 		sc_ep_test(sc_opposite(sc), SE_FL_MAY_FASTFWD_CONS) &&
 		sc_ic(sc)->to_forward);