diff --git a/code/ryzom/client/src/init.cpp b/code/ryzom/client/src/init.cpp
index a55a09db9..f7a5af7af 100644
--- a/code/ryzom/client/src/init.cpp
+++ b/code/ryzom/client/src/init.cpp
@@ -1555,7 +1555,8 @@ void postlogInit()
 				{
 					nlwarning("init : Error when creating 'SoundMngr' : %s", e.what());
 					// leak the alocated sound manager...
-					SoundMngr = 0;
+					delete SoundMngr;
+					SoundMngr = NULL;
 				}
 
 				// Play Music just after the SoundMngr is inited
diff --git a/code/ryzom/client/src/main_loop_utilities.cpp b/code/ryzom/client/src/main_loop_utilities.cpp
index 81a52b2d3..415764bfa 100644
--- a/code/ryzom/client/src/main_loop_utilities.cpp
+++ b/code/ryzom/client/src/main_loop_utilities.cpp
@@ -329,7 +329,8 @@ void updateFromClientCfg()
 			catch(const Exception &e)
 			{
 				nlwarning("init : Error when creating 'SoundMngr' : %s", e.what());
-				SoundMngr = 0;
+				delete SoundMngr;
+				SoundMngr = NULL;
 			}
 
 			// re-init with good SFX/Music Volume
diff --git a/code/ryzom/client/src/release.cpp b/code/ryzom/client/src/release.cpp
index 04a0019aa..e4466702c 100644
--- a/code/ryzom/client/src/release.cpp
+++ b/code/ryzom/client/src/release.cpp
@@ -478,7 +478,7 @@ void releaseOutGame()
 	if(SoundMngr)
 	{
 		delete SoundMngr;
-		SoundMngr = 0;
+		SoundMngr = NULL;
 	}
 
 	// Delete the driver.
@@ -573,7 +573,7 @@ void release()
 	if(SoundMngr)
 	{
 		delete SoundMngr;
-		SoundMngr = 0;
+		SoundMngr = NULL;
 	}
 
 	// Release the Entities Animation Manager
diff --git a/code/ryzom/client/src/user_entity.cpp b/code/ryzom/client/src/user_entity.cpp
index 1d0c27570..f5b4b0f42 100644
--- a/code/ryzom/client/src/user_entity.cpp
+++ b/code/ryzom/client/src/user_entity.cpp
@@ -2381,7 +2381,7 @@ void CUserEntity::updateSound(const TTime &time)
 	H_AUTO_USE ( RZ_Client_Update_Sound );
 
 	// no sound manager, no need to update sound
-	if (SoundMngr == 0)
+	if (SoundMngr == NULL)
 		return;
 
 	if (!(StereoHMD && true)) // TODO: ClientCfg.Headphone
diff --git a/code/ryzom/tools/client/ryzom_installer/CMakeLists.txt b/code/ryzom/tools/client/ryzom_installer/CMakeLists.txt
index 216347e43..b096af884 100644
--- a/code/ryzom/tools/client/ryzom_installer/CMakeLists.txt
+++ b/code/ryzom/tools/client/ryzom_installer/CMakeLists.txt
@@ -26,6 +26,8 @@ ELSE()
     SET(QT_LIBRARIES Qt5::WinExtras ${QT_LIBRARIES})
   ENDIF()
 
+#  uncomment this line if you want to update original translations
+#  QT5_CREATE_TRANSLATION(CLIENT_INSTALL_Q ${CLIENT_INSTALL_UIS} ${SRC} ${CLIENT_INSTALL_TRANS})
   QT5_ADD_TRANSLATION(CLIENT_INSTALL_QM ${CLIENT_INSTALL_TRANS})
   QT5_ADD_RESOURCES(CLIENT_INSTALL_RC_SRCS ${CLIENT_INSTALL_RCS})
   QT5_WRAP_CPP(CLIENT_INSTALL_MOC_SRC ${CLIENT_INSTALL_HDR})
@@ -42,7 +44,7 @@ ADD_EXECUTABLE(ryzom_installer_qt WIN32 ${SRC} ${CLIENT_INSTALL_MOC_SRC} ${CLIEN
 NL_DEFAULT_PROPS(ryzom_installer_qt "Ryzom, Tools: Ryzom Installer" )
 NL_ADD_RUNTIME_FLAGS(ryzom_installer_qt)
 NL_ADD_LIB_SUFFIX(ryzom_installer_qt)
-TARGET_LINK_LIBRARIES(ryzom_installer_qt nelmisc ryzom_sevenzip ${QT_LIBRARIES} ${OPENGL_gl_LIBRARY})
+TARGET_LINK_LIBRARIES(ryzom_installer_qt nelmisc ryzom_sevenzip ${QT_LIBRARIES})
 
 IF(WITH_PCH)
   ADD_NATIVE_PRECOMPILED_HEADER(ryzom_installer_qt ${CMAKE_CURRENT_SOURCE_DIR}/src/stdpch.h ${CMAKE_CURRENT_SOURCE_DIR}/src/stdpch.cpp)
diff --git a/code/ryzom/tools/client/ryzom_installer/src/main.cpp b/code/ryzom/tools/client/ryzom_installer/src/main.cpp
index fe837335c..580defe49 100644
--- a/code/ryzom/tools/client/ryzom_installer/src/main.cpp
+++ b/code/ryzom/tools/client/ryzom_installer/src/main.cpp
@@ -37,7 +37,6 @@
 	Q_IMPORT_PLUGIN(QCocoaIntegrationPlugin)
 #elif defined(Q_OS_UNIX)
 	Q_IMPORT_PLUGIN(QXcbIntegrationPlugin)
-	Q_IMPORT_PLUGIN(QXcbGlxIntegrationPlugin)
 #endif
 
 	Q_IMPORT_PLUGIN(QICOPlugin)