diff --git a/lib/std/Target.zig b/lib/std/Target.zig
index 76d8122a561ad747d8c7c05badd529388d22ec77..8b8580bbea1ea789f586582c8e22627c0ca91cd4 100644
--- a/lib/std/Target.zig
+++ b/lib/std/Target.zig
@@ -466,10 +466,11 @@ pub const Os = struct {
                             .max = .{ .major = 7, .minor = 2, .patch = 0 },
                         },
                         .glibc = blk: {
-                            // For 32-bit targets that traditionally used 32-bit time, we require
-                            // glibc 2.34 for full 64-bit time support. For everything else, we only
-                            // require glibc 2.31.
+                            //
                             const default_min: std.SemanticVersion = switch (arch) {
+                                // For 32-bit targets that traditionally used 32-bit time, we
+                                // require 2.34 for full 64-bit time support. For everything else,
+                                // we only require 2.31.
                                 .arm,
                                 .armeb,
                                 .csky,
@@ -486,6 +487,10 @@ pub const Os = struct {
                                     .{ .major = 2, .minor = 34, .patch = 0 }
                                 else
                                     .{ .major = 2, .minor = 31, .patch = 0 },
+                                // We need 2.32 because it was the first version to fully support
+                                // IEEE 128-bit `long double` (via `-mabi=ieeelongdouble`).
+                                .powerpc64le,
+                                => .{ .major = 2, .minor = 32, .patch = 0 },
                                 else => .{ .major = 2, .minor = 31, .patch = 0 },
                             };