diff --git a/src/runtime/pprof/pprof_test.go b/src/runtime/pprof/pprof_test.go
index b6ee160..0e0cccb 100644
--- a/src/runtime/pprof/pprof_test.go
+++ b/src/runtime/pprof/pprof_test.go
@@ -279,7 +279,8 @@
 
 	broken := false
 	switch runtime.GOOS {
-	case "darwin", "ios", "dragonfly", "netbsd", "illumos", "solaris":
+	// See https://golang.org/issue/45170 for AIX.
+	case "darwin", "ios", "dragonfly", "netbsd", "illumos", "solaris", "aix":
 		broken = true
 	case "openbsd":
 		if runtime.GOARCH == "arm" || runtime.GOARCH == "arm64" {