diff --git a/libwebp-0.4.0.tar.gz b/libwebp-0.4.0.tar.gz
deleted file mode 100644
index 594a1f4..0000000
--- a/libwebp-0.4.0.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:31913577e96386556855b41d210736449445fe96cfbe9289014e9b8afa944d69
-size 887880
diff --git a/libwebp-0.4.1.tar.gz b/libwebp-0.4.1.tar.gz
new file mode 100644
index 0000000..9852981
--- /dev/null
+++ b/libwebp-0.4.1.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:00b646e6f66550a8faa998711fe70aabee9ed3bc562a8437c89042901674d027
+size 966358
diff --git a/libwebp.changes b/libwebp.changes
index 7dd55d5..9f1f507 100644
--- a/libwebp.changes
+++ b/libwebp.changes
@@ -1,3 +1,15 @@
+-------------------------------------------------------------------
+Mon Aug 11 01:50:52 UTC 2014 - jengelh@inai.de
+
+- Update to new upstream release 0.4.1
+* AArch64 (arm64) & MIPS support/optimizations
+* NEON assembly additions: ~25% faster lossy decode/encode (-m 4);
+  ~10% faster lossless decode;~5-10% faster lossless encode (-m 3/4)
+* dwebp/vwebp can read from stdin
+* cwebp/gif2webp can write to stdout
+* cwebp can read webp files; useful if storing sources as webp
+  lossless
+
 -------------------------------------------------------------------
 Thu Jan  9 14:21:55 UTC 2014 - jengelh@inai.de
 
diff --git a/libwebp.spec b/libwebp.spec
index e0605dd..4a9fa5f 100644
--- a/libwebp.spec
+++ b/libwebp.spec
@@ -17,7 +17,7 @@
 
 
 Name:           libwebp
-Version:        0.4.0
+Version:        0.4.1
 Release:        0
 Summary:        Library and tools for the WebP graphics format
 License:        BSD-3-Clause
@@ -25,7 +25,7 @@ Group:          Development/Libraries/C and C++
 Url:            https://developers.google.com/speed/webp/
 
 #Git-Clone:	http://git.chromium.org/webm/libwebp.git
-Source:         https://webp.googlecode.com/files/libwebp-0.4.0.tar.gz
+Source:         https://webp.googlecode.com/files/%name-%version.tar.gz
 Source2:        baselibs.conf
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 BuildRequires:  giflib-devel