diff --git a/gdb/config/.Sanitize b/gdb/config/.Sanitize
index 27a7a3c3a1..1c2e29436f 100644
--- a/gdb/config/.Sanitize
+++ b/gdb/config/.Sanitize
@@ -43,6 +43,7 @@ nm-sysv4.h
 none
 ns32k
 pa
+powerpc
 pyr
 romp
 rs6000