diff --git a/main/bridge_basic.c b/main/bridge_basic.c
index 952ac9f380..1451250dfa 100644
--- a/main/bridge_basic.c
+++ b/main/bridge_basic.c
@@ -1851,7 +1851,9 @@ static void bridge_ringing(struct ast_bridge *bridge)
 		.subclass.integer = AST_CONTROL_RINGING,
 	};
 
+	ast_bridge_lock(bridge);
 	ast_bridge_queue_everyone_else(bridge, NULL, &ringing);
+	ast_bridge_unlock(bridge);
 }
 
 /*!
@@ -1864,7 +1866,9 @@ static void bridge_hold(struct ast_bridge *bridge)
 		.subclass.integer = AST_CONTROL_HOLD,
 	};
 
+	ast_bridge_lock(bridge);
 	ast_bridge_queue_everyone_else(bridge, NULL, &hold);
+	ast_bridge_unlock(bridge);
 }
 
 /*!
@@ -1877,7 +1881,9 @@ static void bridge_unhold(struct ast_bridge *bridge)
 		.subclass.integer = AST_CONTROL_UNHOLD,
 	};
 
+	ast_bridge_lock(bridge);
 	ast_bridge_queue_everyone_else(bridge, NULL, &unhold);
+	ast_bridge_unlock(bridge);
 }
 
 /*!