diff --git a/docs/deploy.jl b/docs/deploy.jl
index 5998121..f42f61a 100644
--- a/docs/deploy.jl
+++ b/docs/deploy.jl
@@ -6,4 +6,5 @@ using JuliaFEM
 
 deploydocs(
     deps = Deps.pip("mkdocs", "python-markdown-math"),
-    repo = "github.com/JuliaFEM/JuliaFEM.jl.git")
+    repo = "github.com/JuliaFEM/JuliaFEM.jl.git",
+    julia = "0.5")