diff --git a/test/behavior/union.zig b/test/behavior/union.zig
index f5cd61f6f4b3294154e74429a9808b6908d1ffbd..56ea22f3cce5c3506958e06efb0c318ecbf97256 100644
--- a/test/behavior/union.zig
+++ b/test/behavior/union.zig
@@ -1904,6 +1904,7 @@ test "reinterpret packed union" {
 
     if (builtin.zig_backend == .stage2_c) return error.SkipZigTest; // TODO
     if (builtin.cpu.arch.isPowerPC32()) return error.SkipZigTest; // TODO
+    if (builtin.cpu.arch.isMIPS()) return error.SkipZigTest; // https://github.com/ziglang/zig/issues/21050
     if (builtin.cpu.arch.isWasm()) return error.SkipZigTest; // TODO
     try S.doTheTest();
 }
diff --git a/test/behavior/vector.zig b/test/behavior/vector.zig
index 9957395e01e5b8a0e8ea9f40969e10d17be63b1f..c4e00d9b0ca446f105126ea955125bed827d805b 100644
--- a/test/behavior/vector.zig
+++ b/test/behavior/vector.zig
@@ -133,6 +133,9 @@ test "vector float operators" {
     try S.doTheTest(f16);
     try comptime S.doTheTest(f16);
 
+    // https://github.com/llvm/llvm-project/issues/102870
+    if (builtin.cpu.arch.isMIPS()) return error.SkipZigTest;
+
     try S.doTheTest(f80);
     try comptime S.doTheTest(f80);
 
diff --git a/test/tests.zig b/test/tests.zig
index 80c7216b89ad5cc2d9eb46d0529488e4c2962a09..1b3ef6ad74dbcd4670dbf8fae68edb366a075479 100644
--- a/test/tests.zig
+++ b/test/tests.zig
@@ -304,24 +304,22 @@ const test_targets = blk: {
             .link_libc = true,
         },
 
-        // https://github.com/ziglang/zig/issues/16846
-        //.{
-        //    .target = .{
-        //        .cpu_arch = .mips,
-        //        .os_tag = .linux,
-        //        .abi = .none,
-        //    },
-        //},
+        .{
+            .target = .{
+                .cpu_arch = .mips,
+                .os_tag = .linux,
+                .abi = .none,
+            },
+        },
 
-        // https://github.com/ziglang/zig/issues/16846
-        //.{
-        //    .target = .{
-        //        .cpu_arch = .mips,
-        //        .os_tag = .linux,
-        //        .abi = .musl,
-        //    },
-        //    .link_libc = true,
-        //},
+        .{
+            .target = .{
+                .cpu_arch = .mips,
+                .os_tag = .linux,
+                .abi = .musl,
+            },
+            .link_libc = true,
+        },
 
         // https://github.com/ziglang/zig/issues/4927
         //.{
@@ -333,24 +331,22 @@ const test_targets = blk: {
         //    .link_libc = true,
         //},
 
-        // https://github.com/ziglang/zig/issues/16846
-        //.{
-        //    .target = .{
-        //        .cpu_arch = .mipsel,
-        //        .os_tag = .linux,
-        //        .abi = .none,
-        //    },
-        //},
+        .{
+            .target = .{
+                .cpu_arch = .mipsel,
+                .os_tag = .linux,
+                .abi = .none,
+            },
+        },
 
-        // https://github.com/ziglang/zig/issues/16846
-        //.{
-        //    .target = .{
-        //        .cpu_arch = .mipsel,
-        //        .os_tag = .linux,
-        //        .abi = .musl,
-        //    },
-        //    .link_libc = true,
-        //},
+        .{
+            .target = .{
+                .cpu_arch = .mipsel,
+                .os_tag = .linux,
+                .abi = .musl,
+            },
+            .link_libc = true,
+        },
 
         // https://github.com/ziglang/zig/issues/4927
         //.{