diff --git a/README.md b/README.md
index d8d31e10..47d29994 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 ![catch logo](catch-logo-small.png)
 
-*v1.5.1*
+*v1.5.2*
 
 Build status (on Travis CI) [![Build Status](https://travis-ci.org/philsquared/Catch.png)](https://travis-ci.org/philsquared/Catch)
 
diff --git a/include/internal/catch_version.hpp b/include/internal/catch_version.hpp
index 7318539f..3838693f 100644
--- a/include/internal/catch_version.hpp
+++ b/include/internal/catch_version.hpp
@@ -37,7 +37,7 @@ namespace Catch {
         return os;
     }
 
-    Version libraryVersion( 1, 5, 1, "", 0 );
+    Version libraryVersion( 1, 5, 2, "", 0 );
 
 }
 
diff --git a/single_include/catch.hpp b/single_include/catch.hpp
index 46d065fb..350ee990 100644
--- a/single_include/catch.hpp
+++ b/single_include/catch.hpp
@@ -1,6 +1,6 @@
 /*
- *  Catch v1.5.1
- *  Generated: 2016-04-28 08:12:37.387488
+ *  Catch v1.5.2
+ *  Generated: 2016-05-07 23:13:51.221005
  *  ----------------------------------------------------------
  *  This file has been merged from multiple headers. Please don't edit it directly
  *  Copyright (c) 2012 Two Blue Cubes Ltd. All rights reserved.
@@ -3618,7 +3618,7 @@ namespace Catch {
 #define STITCH_CLARA_OPEN_NAMESPACE namespace Catch {
 // #included from: ../external/clara.h
 
-// Version 0.0.2.3
+// Version 0.0.2.4
 
 // Only use header guard if we are not using an outer namespace
 #if !defined(TWOBLUECUBES_CLARA_H_INCLUDED) || defined(STITCH_CLARA_OPEN_NAMESPACE)
@@ -4177,7 +4177,7 @@ namespace Clara {
             }
         }
         Mode handleOpt( std::size_t i, char c, std::string const& arg, std::vector<Token>& tokens ) {
-            if( std::string( " \t:=\0", 5 ).find( c ) == std::string::npos )
+            if( std::string( ":=\0", 5 ).find( c ) == std::string::npos )
                 return mode;
 
             std::string optName = arg.substr( from, i-from );
@@ -4191,7 +4191,7 @@ namespace Clara {
             return None;
         }
         Mode handlePositional( std::size_t i, char c, std::string const& arg, std::vector<Token>& tokens ) {
-            if( inQuotes || std::string( " \t\0", 3 ).find( c ) == std::string::npos )
+            if( inQuotes || std::string( "\0", 3 ).find( c ) == std::string::npos )
                 return mode;
 
             std::string data = arg.substr( from, i-from );
@@ -7545,7 +7545,7 @@ namespace Catch {
         return os;
     }
 
-    Version libraryVersion( 1, 5, 1, "", 0 );
+    Version libraryVersion( 1, 5, 2, "", 0 );
 
 }