diff --git a/bridges/bridge_native_rtp.c b/bridges/bridge_native_rtp.c
index a6addf2711..2853b990cb 100644
--- a/bridges/bridge_native_rtp.c
+++ b/bridges/bridge_native_rtp.c
@@ -893,8 +893,8 @@ static struct ast_stream_topology *native_rtp_request_stream_topology_update(
 				continue;
 			}
 
-			ast_format_cap_append_from_cap(ast_stream_get_formats(stream), audio_formats,
-				AST_MEDIA_TYPE_AUDIO);
+			/* We haven't actually modified audio_formats so this is safe */
+			ast_stream_set_formats(stream, (struct ast_format_cap *)audio_formats);
 		}
 	}
 
diff --git a/bridges/bridge_simple.c b/bridges/bridge_simple.c
index 545b3ad1cb..1750d27390 100644
--- a/bridges/bridge_simple.c
+++ b/bridges/bridge_simple.c
@@ -97,8 +97,8 @@ static struct ast_stream_topology *simple_bridge_request_stream_topology_update(
 				continue;
 			}
 
-			ast_format_cap_append_from_cap(ast_stream_get_formats(stream), audio_formats,
-				AST_MEDIA_TYPE_AUDIO);
+			/* We haven't actually modified audio_formats so this is safe */
+			ast_stream_set_formats(stream, (struct ast_format_cap *)audio_formats);
 		}
 	}