diff --git a/Project.toml b/Project.toml
index 8da8674da..1aaf3e8df 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,6 +1,6 @@
 name = "KernelFunctions"
 uuid = "ec8451be-7e33-11e9-00cf-bbf324bd1392"
-version = "0.10.51"
+version = "0.10.52"
 
 [deps]
 ChainRulesCore = "d360d2e6-b24c-11e9-a2a3-2a2ae2dbcce4"
@@ -28,7 +28,7 @@ CompositionsBase = "0.1"
 Distances = "0.10"
 FillArrays = "0.10, 0.11, 0.12, 0.13"
 Functors = "0.1, 0.2, 0.3, 0.4"
-IrrationalConstants = "0.1"
+IrrationalConstants = "0.1, 0.2"
 LogExpFunctions = "0.2.1, 0.3"
 Requires = "1.0.1"
 SpecialFunctions = "0.8, 0.9, 0.10, 1, 2"
diff --git a/test/basekernels/fbm.jl b/test/basekernels/fbm.jl
index b53dde8bf..669d9721d 100644
--- a/test/basekernels/fbm.jl
+++ b/test/basekernels/fbm.jl
@@ -11,7 +11,7 @@
     ) / 2 atol = 1e-5
     @test repr(k) == "Fractional Brownian Motion Kernel (h = $(h))"
 
-    test_interface(k)
+    test_interface(k; rtol=1e-5)
     @test repr(k) == "Fractional Brownian Motion Kernel (h = $(h))"
     test_ADs(FBMKernel; ADs=[:ReverseDiff])