diff --git a/src/utils.jl b/src/utils.jl
index 6f6dd351..159805fc 100644
--- a/src/utils.jl
+++ b/src/utils.jl
@@ -1215,14 +1215,22 @@ function mesh3d_triangles(x, y, z, cns)
     return X, Y, Z
 end
 
-const _attrsymbolcache = Dict{Symbol, Dict{Symbol, Symbol}}( 
-    :x => Dict( k => Symbol("x", String(k)) for k in keys(_axis_defaults)),
-    :y => Dict( k => Symbol("y", String(k)) for k in keys(_axis_defaults)),
-    :z => Dict( k => Symbol("z", String(k)) for k in keys(_axis_defaults))
-)
+const _attrsymbolcache = Dict{Symbol, Dict{Symbol, Symbol}}()
 
 get_attr_symbol(letter::Symbol, keyword::String) = get_attr_symbol(letter, Symbol(keyword))
                                                 
 function get_attr_symbol(letter::Symbol, keyword::Symbol)
-    return _attrsymbolcache[letter][keyword]
+    lt = if haskey(_attrsymbolcache, letter)
+        _attrsymbolcache[letter]
+    else
+        _attrsymbolcache[letter] = Dict{Symbol, Symbol}()
+    end
+
+    lk = if haskey(lt, keyword)
+        lt[keyword]
+    else
+        lt[keyword] = Symbol(letter, keyword)
+    end
+
+    return lk
 end