diff --git a/src/utilities/stable-hashing.jl b/src/utilities/stable-hashing.jl
index e5b52911772..b40c61cac36 100644
--- a/src/utilities/stable-hashing.jl
+++ b/src/utilities/stable-hashing.jl
@@ -1,9 +1,9 @@
 using CRC32c
 
 # Seems like crc32c is slow enough, that it's worthwhile to memoize the hashes
-const MEMOIZED_HASHES = Dict{Any,UInt32}()
+const MEMOIZED_HASHES = Dict{Tuple{UInt64,String},UInt32}()
 
-function fast_stable_hash(x)
+function fast_stable_hash(x::Tuple{UInt64,String})
     return get!(MEMOIZED_HASHES, x) do
         return hash_crc32(x)
     end
diff --git a/src/utilities/texture_atlas.jl b/src/utilities/texture_atlas.jl
index e7afaad9de7..8882f8f9995 100644
--- a/src/utilities/texture_atlas.jl
+++ b/src/utilities/texture_atlas.jl
@@ -298,6 +298,7 @@ function insert_glyph!(atlas::TextureAtlas, path::BezierPath)
     return insert_glyph!(atlas, fast_stable_hash(path), path)
 end
 
+
 function insert_glyph!(atlas::TextureAtlas, hash::UInt32, path_or_glyp::Union{BezierPath, Tuple{UInt64, NativeFont}})
     return get!(atlas.mapping, hash) do
         uv_pixel = render(atlas, path_or_glyp)