diff --git a/disable-ffast-math.patch b/disable-ffast-math.patch
new file mode 100644
index 0000000..b4bd63c
--- /dev/null
+++ b/disable-ffast-math.patch
@@ -0,0 +1,33 @@
+-ffast-math changes the floating point rounding mode globally, which
+is undesirable for shared libraries. 
+
+see https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55522
+for details.
+
+--- soundtouch/CMakeLists.txt	2021-09-07 17:26:53.000000000 +0200
++++ soundtouch/CMakeLists.txt	2022-09-11 10:52:23.945515340 +0200
+@@ -3,13 +3,6 @@
+ 
+ include(GNUInstallDirs)
+ 
+-if(MSVC)
+-  set(COMPILE_DEFINITIONS /O2 /fp:fast)
+-  set(COMPILE_OPTIONS )
+-else()
+-  set(COMPILE_OPTIONS -Ofast)
+-endif()
+-
+ #####################
+ # SoundTouch library
+ 
+--- soundtouch/configure.ac	2021-09-07 17:26:53.000000000 +0200
++++ soundtouch/configure.ac	2022-09-11 10:52:44.845868245 +0200
+@@ -33,7 +33,7 @@
+ 
+ # Compiler flags. Apply -ffast-math to allow gcc autovectorization
+ # generate effective SIMD code.
+-CXXFLAGS+=" -O3 -ffast-math"
++CXXFLAGS+=" -O3 "
+ 
+ # Set AR_FLAGS to avoid build warning "ar: `u' modifier ignored since `D' is the default (see `U')"
+ AR_FLAGS='cr'
diff --git a/soundtouch.changes b/soundtouch.changes
index bb2c1a4..86d9c3f 100644
--- a/soundtouch.changes
+++ b/soundtouch.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Sun Sep 11 08:55:11 UTC 2022 - Dirk Müller <dmueller@suse.com>
+
+- add disable-ffast-math.patch 
+
 -------------------------------------------------------------------
 Sun Dec  5 19:18:19 UTC 2021 - Dirk Müller <dmueller@suse.com>
 
diff --git a/soundtouch.spec b/soundtouch.spec
index 7c59027..f1bb802 100644
--- a/soundtouch.spec
+++ b/soundtouch.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package soundtouch
 #
-# Copyright (c) 2021 SUSE LLC
+# Copyright (c) 2022 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -27,6 +27,7 @@ URL:            https://www.surina.net/soundtouch
 Source:         https://codeberg.org/soundtouch/soundtouch/archive/%{version}.tar.gz
 Source1:        https://salsa.debian.org/multimedia-team/soundtouch/raw/master/debian/soundstretch.1
 Source99:       baselibs.conf
+Patch1:         disable-ffast-math.patch
 BuildRequires:  autoconf
 BuildRequires:  automake
 BuildRequires:  dos2unix
@@ -71,6 +72,7 @@ SoundTouch.
 
 %prep
 %setup -q -n %{name}
+%patch1 -p1
 dos2unix README.html
 
 %build