diff --git a/src/interface.jl b/src/interface.jl
index e67b59cf..39a6d6f1 100644
--- a/src/interface.jl
+++ b/src/interface.jl
@@ -122,7 +122,7 @@ end
         :buttomRight    will place an image at top-left of a frame(dimension x dimension) and fill
                         the rest of the frame with RGB(0,0,0)
 """
-function imgScalePadding(img::T, dimension::Integer, paddingType::Symbol=:none) where T <:DenseMatrix{RGB{N0f8}}
+function imgScalePadding(img::T, dimension::Integer; paddingType::Symbol=:none) where T <:DenseMatrix{RGB{N0f8}}
     h, w = size(img)    # high = vertical length, width = horizonal length
     primaryDimension = w > h ? w : h