diff --git a/tools/ppl/Makefile b/tools/ppl/Makefile
index 2f54c30c7d..082b200e4a 100644
--- a/tools/ppl/Makefile
+++ b/tools/ppl/Makefile
@@ -7,11 +7,11 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=ppl
-PKG_VERSION:=1.0
+PKG_VERSION:=1.1
 
-PKG_SOURCE_URL:=http://bugseng.com/products/ppl/download/ftp/releases/1.0/
+PKG_SOURCE_URL:=http://bugseng.com/products/ppl/download/ftp/releases/$(PKG_VERSION)/
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
-PKG_MD5SUM:=e8caeb84cd858f64b36333c368891c7b
+PKG_MD5SUM:=82617a9c4e08606111ed9d2dc37ececa
 
 HOST_FIXUP:=autoreconf
 
diff --git a/tools/ppl/patches/001-disable-serial-tests.patch b/tools/ppl/patches/001-disable-serial-tests.patch
new file mode 100644
index 0000000000..91b0753feb
--- /dev/null
+++ b/tools/ppl/patches/001-disable-serial-tests.patch
@@ -0,0 +1,44 @@
+--- a/tests/BD_Shape/Makefile.am
++++ b/tests/BD_Shape/Makefile.am
+@@ -21,8 +21,6 @@
+ # For the most up-to-date information see the Parma Polyhedra Library
+ # site: http://bugseng.com/products/ppl/ .
+ 
+-AUTOMAKE_OPTIONS = serial-tests
+-
+ if VALGRIND_TESTS_ENABLED
+ 
+ CHECKER = \
+--- a/tests/Box/Makefile.am
++++ b/tests/Box/Makefile.am
+@@ -21,8 +21,6 @@
+ # For the most up-to-date information see the Parma Polyhedra Library
+ # site: http://bugseng.com/products/ppl/ .
+ 
+-AUTOMAKE_OPTIONS = serial-tests
+-
+ if VALGRIND_TESTS_ENABLED
+ 
+ CHECKER = \
+--- a/tests/Concrete_Expression/Makefile.am
++++ b/tests/Concrete_Expression/Makefile.am
+@@ -21,8 +21,6 @@
+ # For the most up-to-date information see the Parma Polyhedra Library
+ # site: http://bugseng.com/products/ppl/ .
+ 
+-AUTOMAKE_OPTIONS = serial-tests
+-
+ if VALGRIND_TESTS_ENABLED
+ 
+ CHECKER = \
+--- a/tests/Octagonal_Shape/Makefile.am
++++ b/tests/Octagonal_Shape/Makefile.am
+@@ -21,8 +21,6 @@
+ # For the most up-to-date information see the Parma Polyhedra Library
+ # site: http://bugseng.com/products/ppl/ .
+ 
+-AUTOMAKE_OPTIONS = serial-tests
+-
+ if VALGRIND_TESTS_ENABLED
+ 
+ CHECKER = \
diff --git a/tools/ppl/patches/001-gmp-conflicts.patch b/tools/ppl/patches/001-gmp-conflicts.patch
deleted file mode 100644
index cf65ee5245..0000000000
--- a/tools/ppl/patches/001-gmp-conflicts.patch
+++ /dev/null
@@ -1,41 +0,0 @@
---- a/src/mp_std_bits.cc
-+++ b/src/mp_std_bits.cc
-@@ -25,6 +25,9 @@ site: http://bugseng.com/products/ppl/ . */
- #include "ppl-config.h"
- #include "mp_std_bits_defs.hh"
- 
-+#if __GNU_MP_VERSION < 5 \
-+  || (__GNU_MP_VERSION == 5 && __GNU_MP_VERSION_MINOR < 1)
-+
- const bool std::numeric_limits<mpz_class>::is_specialized;
- const int std::numeric_limits<mpz_class>::digits;
- const int std::numeric_limits<mpz_class>::digits10;
-@@ -70,3 +73,6 @@ const bool std::numeric_limits<mpq_class>::is_modulo;
- const bool std::numeric_limits<mpq_class>::traps;
- const bool std::numeric_limits<mpq_class>::tininess_before;
- const std::float_round_style std::numeric_limits<mpq_class>::round_style;
-+
-+#endif // __GNU_MP_VERSION < 5
-+       // || (__GNU_MP_VERSION == 5 && __GNU_MP_VERSION_MINOR < 1)
---- a/src/mp_std_bits.defs.hh
-+++ b/src/mp_std_bits.defs.hh
-@@ -38,6 +38,9 @@
- #endif // defined(PPL_DOXYGEN_INCLUDE_IMPLEMENTATION_DETAILS)
- void swap(mpq_class& x, mpq_class& y);
- 
-+#if __GNU_MP_VERSION < 5 \
-+  || (__GNU_MP_VERSION == 5 && __GNU_MP_VERSION_MINOR < 1)
-+
- namespace std {
- 
- #ifdef PPL_DOXYGEN_INCLUDE_IMPLEMENTATION_DETAILS
-@@ -164,6 +167,9 @@
- 
- } // namespace std
- 
-+#endif // __GNU_MP_VERSION < 5
-+       // || (__GNU_MP_VERSION == 5 && __GNU_MP_VERSION_MINOR < 1)
-+
- #include "mp_std_bits.inlines.hh"
- 
- #endif // !defined(PPL_mp_std_bits_defs_hh)