diff --git a/README.solaris b/README.solaris
index 330756e..b9b122d 100644
--- a/README.solaris
+++ b/README.solaris
@@ -11,12 +11,14 @@
 - A working combination of autotools is required: aclocal, autoheader,
   automake and autoconf have to be found in the PATH. You should be able to
   install pkg:/developer/build/automake and pkg:/developer/build/autoconf
-  packages to fullfil this requirement.
+  packages to fulfil this requirement.
 - System header files are required. On Solaris, these can be installed with:
     # pkg install system/header
 - GNU make is also required. On Solaris, this can be quickly achieved with:
     $ PATH=/usr/gnu/bin:$PATH; export PATH
 - For remote debugging support, working GDB is required (see below).
+- For running regression tests, GNU sed, grep, awk, diff are required.
+  This can be quickly achieved on Solaris by prepending /usr/gnu/bin to PATH.
 
 
 Compilation
@@ -123,7 +125,6 @@
 - Provide better error reporting for various subsyscalls.
 - Implement storing of extra register state in signal frame.
 - Performance comparison against other platforms.
-
 - Prevent SIGPIPE when writing to a socket (coregrind/m_libcfile.c).
 - Implement ticket locking for fair scheduling (--fair-sched=yes).
 - Implement support in DRD and Helgrind tools for thr_join() with thread == 0.
@@ -137,6 +138,8 @@
   to see this in effect. Would require awareness of syscall parameter semantics.
 - Correctly print arguments of DW_CFA_ORCL_arg_loc in show_CF_instruction() when
   it is implemented in libdwarf.
+- Handle a situation when guest program sets SC_CANCEL_FLG in schedctl and
+  Valgrind needs to invoke a syscall on its own.
 
 
 Contacts