diff --git a/pub/CHANGELOG b/pub/CHANGELOG
index cfe6b316617067f2738ecd918305f653d697a9a7..d42362e20b47434287a95c5844e1ac8277758459 100644
--- a/pub/CHANGELOG
+++ b/pub/CHANGELOG
@@ -1,4 +1,4 @@
-Release 2.4.0c of 08aug17:
+Release 2.4.0d (sic) of 08aug17:
 
 - Improved plot symbols, now uniform in Gnuplot and PS/acol7
 - Improved Load_96, now handling most variations of i96 format
diff --git a/pub/CMakeLists.txt b/pub/CMakeLists.txt
index 538d95b79125eabeb0f05b12f8a4fb0d5794fc19..a0e4eb76be95311682f091f7a053630cf1a77a80 100644
--- a/pub/CMakeLists.txt
+++ b/pub/CMakeLists.txt
@@ -8,7 +8,7 @@ set(CMAKE_DISABLE_IN_SOURCE_BUILD ON)
 
 project(Frida)
 
-set(Frida_VERSION post-2.4.0c)
+set(Frida_VERSION 2.4.0d)
 
 include(CTest) # equivalent to "enable_testing() ???
 add_custom_target(check COMMAND ${CMAKE_CTEST_COMMAND}) # => 'make check' is an alias for 'ctest'
diff --git a/pub/plot/ps_plotter.cpp b/pub/plot/ps_plotter.cpp
index ba3892a00bfafc49eaf89f3fbbb9535f646c64f8..64a316b3136a9bbada71b83002d6a3c578781cd6 100644
--- a/pub/plot/ps_plotter.cpp
+++ b/pub/plot/ps_plotter.cpp
@@ -45,6 +45,7 @@ void CPS_Plotter::start_frame1D(const string& _caller, const CAxis& _X, const CA
     caller = _caller;
     X = &_X;
     Y = &_Y;
+    ps_accu = "";
     ps_snum = 0;
     ps_Doc = "";
 }