1 files changed, 1 insertions, 0 deletions

diff --git a/include/usage.h b/include/usage.h
index ce5624752..43c67b303 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -2207,6 +2207,7 @@
 #define strings_full_usage \
         "Display printable strings in a binary file." \
         "\n\nOptions:" \
+        "\n\t-a\tScan the whole files (this is the default)."\
         "\n\t-f\tPrecede each string with the name of the file where it was found." \
         "\n\t-n N\tSpecifies that at least N characters forms a sequence (default 4)" \
         "\n\t-o\tEach string is preceded by its decimal offset in the file."