diff --git a/alsa-tools-1.0.20-glibc2.10.patch b/alsa-tools-1.0.20-glibc2.10.patch
new file mode 100644
index 0000000..dba5a3c
--- /dev/null
+++ b/alsa-tools-1.0.20-glibc2.10.patch
@@ -0,0 +1,12 @@
+From http://article.gmane.org/gmane.linux.alsa.devel/63326
+
+--- envy24control/strstr_icase_blank.c
++++ envy24control/strstr_icase_blank.c
+@@ -48,7 +48,6 @@ int strstr_icase_blank(const char * const string1, const char * const string2)
+ 	char search_string[MAX_SEARCH_FIELD_LENGTH];
+ 	char *pstr;
+ 	int pos_first_non_blank;
+-	int isblank(int c);
+
+ 	strncpy(search_string, string2, MAX_SEARCH_FIELD_LENGTH);
+ 	search_string[MAX_SEARCH_FIELD_LENGTH - 1] = '\0';
diff --git a/alsa-tools.spec b/alsa-tools.spec
index 27f39a1..ff737a1 100644
--- a/alsa-tools.spec
+++ b/alsa-tools.spec
@@ -22,8 +22,8 @@
 
 Summary:        Specialist tools for ALSA
 Name:           alsa-tools
-Version:        1.0.19
-Release:        3%{?dist}
+Version:        1.0.20
+Release:        1%{?dist}
 
 # Checked at least one source file from all the sub-projects contained in
 # the source tarball and they are consistent GPLv2+ - TJ 2007-11-15
@@ -39,6 +39,7 @@ Source2:        envy24control.png
 Source3:        echomixer.desktop
 Source4:        echomixer.png
 Source5:        90-alsa-tools-firmware.rules
+Patch0:         alsa-tools-1.0.20-glibc2.10.patch
 BuildRoot:      %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 BuildRequires:  alsa-lib-devel >= %{version}
 %if 0%{!?_without_tools:1}
@@ -86,6 +87,7 @@ The following tools are available:
 
 %prep
 %setup -q -n %{name}-%{version}
+%patch0
 
 
 %build
@@ -216,6 +218,9 @@ install -m 644 %{SOURCE5} ${RPM_BUILD_ROOT}%{_sysconfdir}/udev/rules.d
 %endif
 
 %changelog
+* Sat May 30 2009 Tim Jackson <rpm@timj.co.uk> - 1.0.20-1
+- Update to 1.0.20
+
 * Mon Feb 23 2009 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1.0.19-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_11_Mass_Rebuild
 
diff --git a/sources b/sources
index f3a1b06..35c3fe5 100644
--- a/sources
+++ b/sources
@@ -2,4 +2,4 @@
 38db1b88c44adb5591f87173061d7d98  echomixer.png
 4c10f8d250a86bdb3ea138488aec8fc4  envy24control.desktop
 3a1a195f2b9641f68651e3d312e5476f  envy24control.png
-b12c748adc1bc4d4b454d61ee2e4432f  alsa-tools-1.0.19-pruned.tar.bz2
+7c0635f247cede4bc5c413f5e19fa991  alsa-tools-1.0.20-pruned.tar.bz2