diff --git a/setup.cfg b/setup.cfg
index fde228c9..82dcce0f 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -41,7 +41,7 @@ install_requires =
     Jinja2~=2.11
     requests~=2.22
     SQLAlchemy-Continuum~=1.3
-    SQLAlchemy~=1.3.0  # New 1.4 changes API, see #728
+    SQLAlchemy>=1.3,<1.5  # New 1.4 changes API, see #728
 
 [options.extras_require]
 dev =