diff --git a/src/series.jl b/src/series.jl
index 2e1cc986..6d59ce9e 100644
--- a/src/series.jl
+++ b/src/series.jl
@@ -27,6 +27,7 @@ convertToAnyVector(v::AVec{Union{Missing, T}}, plotattributes::KW) where {T<:Num
 convertToAnyVector(v::AVec{Union{Missing, T}}, plotattributes::KW) where {T<:AbstractString} = Any[replace(v, missing => "")], nothing
 
 function convertToAnyVector(v::AMat, plotattributes::KW)
+    v = handlemissingsinmatrix(v)
     if all3D(plotattributes)
         Any[Surface(v)]
     else
@@ -34,6 +35,10 @@ function convertToAnyVector(v::AMat, plotattributes::KW)
     end, nothing
 end
 
+handlemissingsinmatrix(v::AMat) = v
+handlemissingsinmatrix(v::AMat{T}) where T <: Number = replace(v, missing => NaN)
+handlemissingsinmatrix(v::AMat{T}) where T <: String = replace(v, missing => "")
+
 # function
 convertToAnyVector(f::Function, plotattributes::KW) = Any[f], nothing