diff --git a/Project.toml b/Project.toml
index 576bd7a4..c76bbe7b 100644
--- a/Project.toml
+++ b/Project.toml
@@ -50,7 +50,7 @@ FMM3D = "1"
 FMMLIB2D = "0.3"
 ForwardDiff = "0.10, 1"
 Gmsh = "0.3"
-HAdaptiveIntegration = "0.2"
+HAdaptiveIntegration = "0.2, 1"
 HMatrices = "0.2"
 LinearAlgebra = "1"
 LinearMaps = "3"