diff --git a/asv.conf.json b/asv.conf.json
index 9632c4fb70310c528b43e3d055a96d96875e629f..6d6fd675c48cbdf02e0bc8448f22890dde2a3e26 100644
--- a/asv.conf.json
+++ b/asv.conf.json
@@ -68,7 +68,7 @@
     // },
     "matrix": {
         "numpy" : [""],
-        "sympy" : ["1.0"],
+        "sympy" : ["1.4"],
         "pyopencl" : [""],
         "islpy" : [""],
         "pocl" : [""],