diff --git a/README.md b/README.md
index 34c42670..dc96ba8b 100644
--- a/README.md
+++ b/README.md
@@ -18,7 +18,6 @@ Keep posted about new developments by following me on
 
 [![Build Status](https://travis-ci.org/bbuchfink/diamond.svg?branch=master)](https://travis-ci.org/bbuchfink/diamond)
 [![image](https://anaconda.org/bioconda/diamond/badges/version.svg)](https://anaconda.org/bioconda/diamond)
-![image](https://anaconda.org/bioconda/diamond/badges/platforms.svg)
 [![image](https://anaconda.org/bioconda/diamond/badges/downloads.svg)](https://anaconda.org/bioconda/diamond)
 
 Quick start guide
@@ -32,7 +31,7 @@ quick example for setting up and using the program on Linux.
 Installing the software on your system may be done by downloading it in
 binary format for immediate use:
 
-    wget http://github.com/bbuchfink/diamond/releases/download/v0.9.27/diamond-linux64.tar.gz
+    wget http://github.com/bbuchfink/diamond/releases/download/v0.9.28/diamond-linux64.tar.gz
     tar xzf diamond-linux64.tar.gz
 
 The extracted `diamond` binary file should be moved to a directory
diff --git a/diamond_manual.pdf b/diamond_manual.pdf
index d6068d65..1d556b95 100644
Binary files a/diamond_manual.pdf and b/diamond_manual.pdf differ
diff --git a/src/ChangeLog b/src/ChangeLog
index 5fa52907..6527c5ed 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,5 +1,6 @@
 [0.9.28]
-- Fixed a bug that could cause alignment score overflows for scores > 65536 in frameshift alignment mode.
+- Fixed a bug that could cause alignment score overflows for scores > 65535 in frameshift alignment mode.
+- Fixed a clang compiler error.
 
 [0.9.27]
 - Improved performance of the seed matching stage.
diff --git a/src/basic/basic.cpp b/src/basic/basic.cpp
index 42e0a588..5bf49624 100644
--- a/src/basic/basic.cpp
+++ b/src/basic/basic.cpp
@@ -24,7 +24,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include "sequence.h"
 #include "masking.h"
 
-const char* Const::version_string = "0.9.27";
+const char* Const::version_string = "0.9.28";
 const char* Const::program_name = "diamond";
 const char* Const::id_delimiters = " \a\b\f\n\r\t\v\1";
 
diff --git a/src/basic/const.h b/src/basic/const.h
index 3ff69419..2831a77b 100644
--- a/src/basic/const.h
+++ b/src/basic/const.h
@@ -23,7 +23,7 @@ struct Const
 {
 
 	enum {
-		build_version = 128,
+		build_version = 129,
 		seedp_bits = 10,
 		seedp = 1<<seedp_bits,
 		max_seed_weight = 32,