diff --git a/Project.toml b/Project.toml
index 576996f..dbc0bce 100644
--- a/Project.toml
+++ b/Project.toml
@@ -18,7 +18,7 @@ DataFrames = "0.22, 1.0"
 DataStructures = "0.17, 0.18"
 GraphPlot = "0.4"
 LightGraphs = "1.3"
-MetaGraphs = "0.6"
+MetaGraphs = "0.6, 0.8"
 SimpleWeightedGraphs = "1.1"
 VegaLite = "2.4"
 julia = "1"