1 files changed, 5 insertions, 5 deletions

diff --git a/shell/Config.in b/shell/Config.in
index 1bb5de66d..5ee5ebb89 100644
--- a/shell/Config.in
+++ b/shell/Config.in
@@ -137,7 +137,7 @@ config CONFIG_ASH_OPTIMIZE_FOR_SIZE
         default y
         depends on CONFIG_ASH
         help
-          Compile ash for reduced size at price of speed.
+          Compile ash for reduced size at the price of speed.
 
 config CONFIG_ASH_RANDOM_SUPPORT
         bool "  Enable pseudorandom generator and variable $RANDOM"
@@ -151,13 +151,13 @@ config CONFIG_ASH_RANDOM_SUPPORT
           variable will no longer have special treatment.
 
 config CONFIG_ASH_EXPAND_PRMT
-        bool "  Support expand PS#"
+        bool "  Expand prompt string"
         default n
         depends on CONFIG_ASH
         help
-          "PS#" may be have commands. It option enable expand string
-          from prompt before each show.
-
+          "PS#" may be contain volatile content, such as backquote commands.
+          This option recreates the prompt string from the environment
+          variable each time it is displayed.
 
 config CONFIG_HUSH
         bool "hush"