diff --git a/mpfr.changes b/mpfr.changes
index 485bce9..11e7301 100644
--- a/mpfr.changes
+++ b/mpfr.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Mon May 17 06:16:32 UTC 2010 - adrian@suse.de
+
+- PA-Risc is not threadsafe just as sparc
+
 -------------------------------------------------------------------
 Fri Dec 11 17:13:00 CET 2009 - jengelh@medozas.de
 
diff --git a/mpfr.spec b/mpfr.spec
index bd208e5..4150c1b 100644
--- a/mpfr.spec
+++ b/mpfr.spec
@@ -102,7 +102,7 @@ Authors:
 %build
 %configure \
 %if 0%{suse_version} > 1000
-%ifnarch %sparc
+%ifnarch %sparc hppa
 	--enable-thread-safe \
 %endif
 %endif