diff --git a/Makefile.am b/Makefile.am
index 67b6e20..f642e71 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -46,7 +46,7 @@
 SUPP_FILES = \
 	glibc-2.2.supp glibc-2.3.supp glibc-2.4.supp glibc-2.5.supp \
 	glibc-2.6.supp glibc-2.7.supp glibc-2.X.supp.in \
-	aix5libc.supp xfree-3.supp xfree-4.supp \
+	xfree-3.supp xfree-4.supp \
 	glibc-2.34567-NPTL-helgrind.supp \
 	glibc-2.2-LinuxThreads-helgrind.supp \
 	glibc-2.X-drd.supp \