diff --git a/lib/std/Io/Threaded/test.zig b/lib/std/Io/Threaded/test.zig
index bb49dbc1b5fbc2e502c0368756d838c39a2e0258..392323de9b15c8674b4af0ea7aea21a5f49d6faf 100644
--- a/lib/std/Io/Threaded/test.zig
+++ b/lib/std/Io/Threaded/test.zig
@@ -149,8 +149,6 @@ test "async with array return type" {
 }
 
 test "cancel blocked read from pipe" {
-    if (builtin.cpu.arch.isSPARC() and builtin.os.tag == .linux) return error.SkipZigTest; // https://codeberg.org/ziglang/zig/issues/35347
-
     const global = struct {
         fn readFromPipe(io: Io, pipe: Io.File) !void {
             var buf: [1]u8 = undefined;
diff --git a/lib/std/Io/net/test.zig b/lib/std/Io/net/test.zig
index 308dc1a32670e207e72511d0128b634972050e6a..12fa0a846c0b6576e0f0b593bc51290e6f086b14 100644
--- a/lib/std/Io/net/test.zig
+++ b/lib/std/Io/net/test.zig
@@ -356,8 +356,6 @@ test "decompress compressed DNS name" {
 }
 
 test "cancel accept" {
-    if (builtin.cpu.arch.isSPARC() and builtin.os.tag == .linux) return error.SkipZigTest; // https://codeberg.org/ziglang/zig/issues/35347
-
     const io = testing.io;
     const localhost: net.IpAddress = .{ .ip4 = .loopback(0) };
 
diff --git a/lib/std/Io/test.zig b/lib/std/Io/test.zig
index 3d9523da7675c01e8a780e139e886231f1e04617..0874553c9f42656e14fafffbf0c26aee2d271f41 100644
--- a/lib/std/Io/test.zig
+++ b/lib/std/Io/test.zig
@@ -326,8 +326,6 @@ test "Group materializes error.Cancel" {
 }
 
 test "Group task receives cancelation unknowingly" {
-    if (builtin.cpu.arch.isSPARC() and builtin.os.tag == .linux) return error.SkipZigTest; // https://codeberg.org/ziglang/zig/issues/35347
-
     const S = struct {
         io: Io,
         err: ?Io.Cancelable!void,