diff --git a/Project.toml b/Project.toml
index ab6f3e0..b97b1c2 100644
--- a/Project.toml
+++ b/Project.toml
@@ -32,7 +32,6 @@ Arpack = "^0.3.1"
 BenchmarkTools = "^0.4.3"
 CSV = "^0.5.14"
 Combinatorics = "^0.7.0"
-DSP = "^0.6.0"
 DataFrames = "^0.19.4"
 Distributions = "^0.21.3"
 FFTW = "^1.0.1"
@@ -46,4 +45,4 @@ Roots = "^0.8.3"
 SpecialFunctions = "^0.7.2"
 StaticArrays = "^0.11.1"
 StatsBase = "^0.32.0"
-julia = "^1.0.0"
+julia = "1.1, 1.2, 1.3"