diff --git a/README b/README
index 9dd1bae5d..f93c0bd44 100644
--- a/README
+++ b/README
@@ -1,7 +1,7 @@
 Lumiera -- the video NLE for Linux
 ====================================
 Version: 0.pre.02
-:Date: 10/2013
+:Date: 4/2014
 
 *************************************************************
 Lumiera is a non-linear video editing and compositing tool.
@@ -73,7 +73,7 @@ Build Requirements
 
 For building Lumiera, you'll need:
 
- * GNU C/C++ compiler `>=4.4` or Clang `>=3.0`
+ * C99 / C++11 compiler GCC `>=4.7` or Clang `>=3.0`
  * Git Version management system
  * http://www.scons.org/[SCons build system]
  * http://www.boost.org/[Boost libraries]
diff --git a/doc/technical/build/Dependencies.txt b/doc/technical/build/Dependencies.txt
index 967ac6bbd..817f12e53 100644
--- a/doc/technical/build/Dependencies.txt
+++ b/doc/technical/build/Dependencies.txt
@@ -46,19 +46,14 @@ Languages and Tools
 
 * C / C++
 
- - a C99 / C++98 compatible compiler footnote:[in practice, we build using GCC and
+ - a C99 / C++11 compatible compiler footnote:[in practice, we build using GCC and
    occasionally we check using Clang]
- - GCC *4.6* or Clang *3.0* should be fine footnote:[basically we try to use just the stock language.
+ - GCC *4.7* or Clang *3.0* should be fine footnote:[basically we try to use just the stock language.
    On rare occasions, we _did_ use some GCC extensions, like `typeof()`, but there are
    workarounds, in case this becomes a problem].
- - std::tr1 extensions for C++ (smart-ptrs, hashtables, function objects)
- - switch to C++11 can be expected in the near future footnote:[due to some
-   minor problems, we can't compile in `-std=c++11` mode yet. See the
-   link:http://issues.lumiera.org/ticket/924[tracking ticket]. These issues aren't
-   fundamental though, we used a modern programming style right from start.]
  
 * BOOST (listed below are the Debian package names)
- - libboost-dev (at least *1.48*)
+ - libboost-dev (at least *1.55*)
  - libboost-program-options-dev
  - libboost-program-options-dev
  - libboost-filesystem-dev
@@ -82,7 +77,9 @@ We maintain a link:/documentation/technical/infra/debianDepot.html[Debian/Ubuntu
 Libraries
 ~~~~~~~~~
 
-* BOOST
+* BOOST footnote:[as of 5/2014, we rely on the quite recent Boost-1.55, which isn't in Debian/stable and not even in Debian/testing.
+  As always in such cases, we provide backported packages in our
+  link:http://lumiera.org/debian/pool/experimental/b/boost1.55/[Lumiera package repository], until these versions become mainstream.]
 * link:http://nobug.pipapo.org/[NoBug]
 * http://gmerlin.sourceforge.net/gavl.html[GAVL] (for raw media support)
 * ALSA: libasound2-dev
diff --git a/doc/user/tutorials/building.txt b/doc/user/tutorials/building.txt
index 96fd67e0d..8a9e45ac4 100644
--- a/doc/user/tutorials/building.txt
+++ b/doc/user/tutorials/building.txt
@@ -46,7 +46,7 @@ authoritative information about the build dependencies is encoded into the
 link:{ldoc}/technical/build/SCons.html[build system]. Thus, when the build
 system aborts, indicating that a never version of some library is required,
 then usually the build system is right...]
-More specifically, you'll need the GNU C/C++ compiler (Version 4.X)
+More specifically, you'll need the GNU C/C++ compiler with C++11 support (Version >= 4.7)
 in addition to the following tools and libraries:
 
  * link:http://git-scm.com/[Git VCS]
diff --git a/src/common/guifacade.cpp b/src/common/guifacade.cpp
index 87377808b..333b32a69 100644
--- a/src/common/guifacade.cpp
+++ b/src/common/guifacade.cpp
@@ -126,7 +126,7 @@ namespace gui {
         bool 
         checkRunningState ()  throw()
           {
-            return (facade);
+            return bool(facade);
           }
         
         
@@ -184,7 +184,7 @@ namespace gui {
   bool
   GuiFacade::isUp ()
   {
-    return (facade);
+    return bool(facade);
   }
 
 
diff --git a/src/proc/play/dummy-player-service.cpp b/src/proc/play/dummy-player-service.cpp
index 8cae648fd..bb7277931 100644
--- a/src/proc/play/dummy-player-service.cpp
+++ b/src/proc/play/dummy-player-service.cpp
@@ -88,7 +88,7 @@ namespace proc  {
           bool 
           checkRunningState ()  throw()
             {
-              return (thePlayer_);
+              return bool(thePlayer_);
             }
         };