diff --git a/stdlib/Printf/src/Printf.jl b/stdlib/Printf/src/Printf.jl
index f1608ccb10d1d..7c56910331d93 100644
--- a/stdlib/Printf/src/Printf.jl
+++ b/stdlib/Printf/src/Printf.jl
@@ -7,7 +7,7 @@ module Printf
 export @printf, @sprintf
 using Base.Printf: _printf, is_str_expr, fix_dec, DIGITS, DIGITSs, print_fixed, print_fixed_width, decode_dec, decode_hex,
                    ini_hex, ini_HEX, print_exp_a, decode_0ct, decode_HEX, ini_dec, print_exp_e,
-                   decode_oct, _limit
+                   decode_oct, _limit, SmallNumber
 using Unicode: textwidth
 
 """
diff --git a/stdlib/Printf/test/runtests.jl b/stdlib/Printf/test/runtests.jl
index e51c3ee299126..5f8935955156b 100644
--- a/stdlib/Printf/test/runtests.jl
+++ b/stdlib/Printf/test/runtests.jl
@@ -294,4 +294,5 @@ end
 # test at macro execution time
 @test_throws ArgumentError("@sprintf: wrong number of arguments (2) should be (3)") (@sprintf "%d%d%d" 1:2...)
 
-
+# issue #29662
+@test (@sprintf "%12.3e" pi*1e100) == "  3.142e+100"