diff --git a/lib/inspect.ml b/lib/inspect.ml
index 07cce1b7..5e7b6880 100644
--- a/lib/inspect.ml
+++ b/lib/inspect.ml
@@ -295,7 +295,7 @@ let rec walk c b depth addr (ty : Types.t) =
       let shown = min n Render.max_span and sz = size c t in
       put b "[";
       for i = 0 to shown - 1 do
-        put b " ";
+        if i > 0 then put b " ";
         walk c b (depth + 1) (addr + (i * sz)) t
       done;
       if n > shown then put b " ...";
@@ -307,7 +307,7 @@ let rec walk c b depth addr (ty : Types.t) =
       let sz = size c t in
       put b "[";
       for i = 0 to n - 1 do
-        put b " ";
+        if i > 0 then put b " ";
         walk c b (depth + 1) (p + (i * sz)) t
       done;
       put b "]"