diff --git a/Project.toml b/Project.toml
index 9e04ad6f..96a8abcc 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "ITensorNetworks"
 uuid = "2919e153-833c-4bdc-8836-1ea460a35fc7"
 authors = ["Matthew Fishman <mfishman@flatironinstitute.org>, Joseph Tindall <jtindall@flatironinstitute.org> and contributors"]
-version = "0.11.18"
+version = "0.11.19"
 
 [deps]
 AbstractTrees = "1520ce14-60c1-5f80-bbc7-55ef81b5835c"
@@ -64,7 +64,7 @@ Graphs = "1.8"
 GraphsFlows = "0.1.1"
 ITensorMPS = "0.2.2"
 ITensors = "0.6.8"
-IsApprox = "0.1, 1"
+IsApprox = "0.1, 1, 2"
 IterTools = "1.4.0"
 KrylovKit = "0.6, 0.7, 0.8"
 MacroTools = "0.5"