diff --git a/bash-preexec.sh b/bash-preexec.sh
index 641346a..74f7c22 100644
--- a/bash-preexec.sh
+++ b/bash-preexec.sh
@@ -250,10 +250,8 @@ __bp_preexec_invoke_exec() {
     fi
 
     local this_command
-    this_command=$(
-        export LC_ALL=C
-        HISTTIMEFORMAT='' builtin history 1 | sed '1 s/^ *[0-9][0-9]*[* ] //'
-    )
+    this_command=$(LC_ALL=C HISTTIMEFORMAT='' builtin history 1)
+    this_command="${this_command#*[[:digit:]][* ] }"
 
     # Sanity check to make sure we have something to invoke our function with.
     if [[ -z "$this_command" ]]; then