diff --git a/libexec/pyenv-exec b/libexec/pyenv-exec
index 6380dfc9..7b08b88e 100755
--- a/libexec/pyenv-exec
+++ b/libexec/pyenv-exec
@@ -4,8 +4,11 @@
 #
 # Usage: pyenv exec [-E|--environment] <command> [arg1 arg2...]
 #
-#    -E  Set PYTHONHOME and LD_LIBRARY_PATH envvars for the running command. This allows to run programs that embed Python without using rpath or exact library path.
-#         WARNING! For the running command and its child processes, this will break linkage for programs that expect to be linked to system libpython!
+#    -E  Set PYTHONHOME and LD_LIBRARY_PATH envvars for the running command.
+#        This allows to run programs that embed Python without using rpath or
+#        exact library path.
+#        WARNING! For the running command and its child processes, this will
+#        break linkage for programs that expect to be linked to system libpython!
 #
 # Runs an executable by first preparing PATH so that the selected Python
 # version's `bin' directory is at the front.