diff --git a/docs/deploy.jl b/docs/deploy.jl
index 68a93d4..249d9b2 100644
--- a/docs/deploy.jl
+++ b/docs/deploy.jl
@@ -11,7 +11,7 @@ elseif startswith(get(ENV, "TRAVIS_BRANCH", ""), "pre/")
     deploydocs(
         deps   = Deps.pip("mkdocs", "python-markdown-math"),
         repo   = "github.com/tkf/Bifurcations.jl.git",
-        julia  = "0.6",
+        julia  = "0.7",
         branch = "gh-pages.pre",
         latest = branch,
     )
@@ -19,6 +19,6 @@ else
     deploydocs(
         deps   = Deps.pip("mkdocs", "python-markdown-math"),
         repo   = "github.com/tkf/Bifurcations.jl.git",
-        julia  = "0.6",
+        julia  = "0.7",
     )
 end