diff --git a/build.zig b/build.zig
index 06ba1aab65..4e6efa41a6 100644
--- a/build.zig
+++ b/build.zig
@@ -568,7 +568,7 @@ pub fn build(b: *std.Build) !void {
         .skip_linux = skip_linux,
         .skip_llvm = skip_llvm,
         .skip_libc = skip_libc,
-        .max_rss = 8_500_000_000,
+        .max_rss = 9_300_000_000,
     }));
 
     const unit_tests_step = b.step("test-unit", "Run the compiler source unit tests");
@@ -584,7 +584,7 @@ pub fn build(b: *std.Build) !void {
         .use_llvm = use_llvm,
         .use_lld = use_llvm,
         .zig_lib_dir = b.path("lib"),
-        .max_rss = 2_500_000_000,
+        .max_rss = 2_700_000_000,
     });
     if (link_libc) {
         unit_tests.root_module.link_libc = true;
@@ -611,7 +611,7 @@ pub fn build(b: *std.Build) !void {
         .skip_linux = skip_linux,
         .skip_llvm = skip_llvm,
         .skip_release = skip_release,
-        .max_rss = 3_000_000_000,
+        .max_rss = 3_300_000_000,
     }));
     test_step.dependOn(tests.addLinkTests(b, enable_macos_sdk, enable_ios_sdk, enable_symlinks_windows));
     test_step.dependOn(tests.addStackTraceTests(b, test_filters, skip_non_native));
@@ -767,7 +767,7 @@ fn addCompilerMod(b: *std.Build, options: AddCompilerModOptions) *std.Build.Modu
 fn addCompilerStep(b: *std.Build, options: AddCompilerModOptions) *std.Build.Step.Compile {
     const exe = b.addExecutable(.{
         .name = "zig",
-        .max_rss = 7_900_000_000,
+        .max_rss = 8_700_000_000,
         .root_module = addCompilerMod(b, options),
     });
     exe.stack_size = stack_size;