diff --git a/firefox.spec b/firefox.spec
index aad6d936056168886d2ff9e710cedeadcf3b1565..913eb853d380f8c1806799cc45dc1743e567f2a0 100644
--- a/firefox.spec
+++ b/firefox.spec
@@ -1,7 +1,7 @@
 Name:           firefox
 Summary:        Mozilla Firefox Web browser
 Version:        62.0.3
-Release:        4
+Release:        5
 URL:            https://www.mozilla.org/firefox/
 License:        MPLv1.1 or GPLv2+ or LGPLv2+
 Source0:        http://download-origin.cdn.mozilla.net/pub/firefox/releases/62.0.3/source/firefox-62.0.3.source.tar.xz
@@ -28,6 +28,7 @@ Patch0012:      mozilla-1353817.patch
 Patch0016:      mozilla-1467125.patch
 Patch0017:      mozilla-1467128.patch
 Patch0018:      mozilla-1415078.patch
+Patch0019:      openeuler-20200525.patch
 
 BuildRequires:  pkgconfig(nspr) >= 4.19 pkgconfig(nss) >= 3.37.3 pkgconfig(libpng) pkgconfig(libffi)
 BuildRequires:  pkgconfig(zlib) pkgconfig(libIDL-2.0) pkgconfig(gtk+-3.0) pkgconfig(gtk+-2.0) pkgconfig(krb5)
@@ -315,5 +316,8 @@ gtk-update-icon-cache %{_datadir}/icons/hicolor &>/dev/null || :
 %{_datadir}/applications/firefox-wayland.desktop
 
 %changelog
+* Mon May 25 2020 Captain Wei<captain.a.wei@gmail.com> - 62.0.3-5
+- fix unstable_name_collisions problem when compile
+
 * Wen Feb 26 2020 xuxijian<xuxijian@huawei.com> - 62.0.3-4
 - Package init
diff --git a/firefox.yaml b/firefox.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..6992b05641ce129eb3c49889b2b3d2192da0afeb
--- /dev/null
+++ b/firefox.yaml
@@ -0,0 +1,4 @@
+version_control: github
+src_repo: mozilla/gecko-dev
+tag_prefix: ^B2G_
+seperator: _
diff --git a/openeuler-20200525.patch b/openeuler-20200525.patch
new file mode 100644
index 0000000000000000000000000000000000000000..3f69e72533123c8408626f3e41a577069a6556bd
--- /dev/null
+++ b/openeuler-20200525.patch
@@ -0,0 +1,44 @@
+diff -ur firefox-62.0.3/media/libcubeb/cubeb-pulse-rs/pulse-rs/src/lib.rs firefox-62.0.3-20200525/media/libcubeb/cubeb-pulse-rs/pulse-rs/src/lib.rs
+--- firefox-62.0.3/media/libcubeb/cubeb-pulse-rs/pulse-rs/src/lib.rs	2018-10-02 02:35:25.000000000 +0800
++++ firefox-62.0.3-20200525/media/libcubeb/cubeb-pulse-rs/pulse-rs/src/lib.rs	2020-05-22 12:46:32.000000000 +0800
+@@ -636,11 +636,11 @@
+ }
+ 
+ pub trait USecExt {
+-    fn to_bytes(self, spec: &SampleSpec) -> usize;
++    fn use_to_bytes(self, spec: &SampleSpec) -> usize;
+ }
+ 
+ impl USecExt for USec {
+-    fn to_bytes(self, spec: &SampleSpec) -> usize {
++    fn use_to_bytes(self, spec: &SampleSpec) -> usize {
+         unsafe { ffi::pa_usec_to_bytes(self, spec) }
+     }
+ }
+diff -ur firefox-62.0.3/media/libcubeb/cubeb-pulse-rs/src/backend/stream.rs firefox-62.0.3-20200525/media/libcubeb/cubeb-pulse-rs/src/backend/stream.rs
+--- firefox-62.0.3/media/libcubeb/cubeb-pulse-rs/src/backend/stream.rs	2018-10-02 02:35:24.000000000 +0800
++++ firefox-62.0.3-20200525/media/libcubeb/cubeb-pulse-rs/src/backend/stream.rs	2020-05-22 12:49:15.000000000 +0800
+@@ -438,7 +438,7 @@
+         let stm = self.output_stream.as_ref().unwrap();
+         let r = match stm.get_time() {
+             Ok(r_usec) => {
+-                let bytes = r_usec.to_bytes(&self.output_sample_spec);
++                let bytes = r_usec.use_to_bytes(&self.output_sample_spec);
+                 Ok((bytes / self.output_sample_spec.frame_size()) as u64)
+             }
+             Err(_) => Err(Error::error()),
+diff -ur firefox-62.0.3/xpcom/base/Logging.h firefox-62.0.3-20200525/xpcom/base/Logging.h
+--- firefox-62.0.3/xpcom/base/Logging.h	2018-10-02 02:35:35.000000000 +0800
++++ firefox-62.0.3-20200525/xpcom/base/Logging.h	2020-05-22 16:51:42.480111146 +0800
+@@ -247,6 +247,11 @@
+ // MOZ_LOG even when logging is disabled to ensure the compiler sees that
+ // variables only used during logging code are actually used, even if the
+ // code will never be executed.)  Hence, the following code.
++#if defined(__GNUC__)
++# pragma GCC diagnostic push
++# pragma GCC diagnostic ignored "-Wformat-security"
++#endif
++
+ #if MOZ_LOGGING_ENABLED
+ #define MOZ_LOG(_module,_level,_args)                                         \
+   do {                                                                        \