diff --git a/configuration.nix b/configuration.nix
index 22e96a2..ae14298 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -132,7 +132,7 @@ in
   # Enable touchpad support (enabled default in most desktopManager).
   # services.xserver.libinput.enable = true;
   
-  prorams.bash = {
+  options.prorams.bash = {
   	       interactiveShellInit = ''
     if [[ $(${pkgs.procps}/bin/ps --no-header --pid=$PPID --format=comm) != "fish" && -z ''${BASH_EXECUTION_STRING} ]]
     then
diff --git a/nixos-switch.log b/nixos-switch.log
index 41684cf..f999ba3 100644
--- a/nixos-switch.log
+++ b/nixos-switch.log
@@ -19,14 +19,7 @@ error:
 
        (stack trace truncated; use '--show-trace' to show the full trace)
 
-       error: The option `prorams' does not exist. Definition values:
-       - In `/etc/nixos/configuration.nix':
-           {
-             bash = {
-               interactiveShellInit = ''
-                 if [[ $(/nix/store/ii2mdnlf5fvdsp03zcdml411f7mvlap8-procps-3.3.17/bin/ps --no-header --pid=$PPID --format=comm) != "fish" && -z ''${BASH_EXECUTION_STRING} ]]
-                 then
-           ...
+       error: Module `/etc/nixos/configuration.nix' has an unsupported attribute `boot'. This is caused by introducing a top-level `config' or `options' attribute. Add configuration attributes immediately on the top level instead, or move all of them (namely: boot console environment fonts hardware home-manager i18n networking programs security services sound system time users) into the explicit `config' attribute.
 building Nix...
 error:
        … while evaluating the attribute 'config'
@@ -49,14 +42,7 @@ error:
 
        (stack trace truncated; use '--show-trace' to show the full trace)
 
-       error: The option `prorams' does not exist. Definition values:
-       - In `/etc/nixos/configuration.nix':
-           {
-             bash = {
-               interactiveShellInit = ''
-                 if [[ $(/nix/store/ii2mdnlf5fvdsp03zcdml411f7mvlap8-procps-3.3.17/bin/ps --no-header --pid=$PPID --format=comm) != "fish" && -z ''${BASH_EXECUTION_STRING} ]]
-                 then
-           ...
+       error: Module `/etc/nixos/configuration.nix' has an unsupported attribute `boot'. This is caused by introducing a top-level `config' or `options' attribute. Add configuration attributes immediately on the top level instead, or move all of them (namely: boot console environment fonts hardware home-manager i18n networking programs security services sound system time users) into the explicit `config' attribute.
 building the system configuration...
 error:
        … while evaluating the attribute 'config.system.build.toplevel'
@@ -79,11 +65,4 @@ error:
 
        (stack trace truncated; use '--show-trace' to show the full trace)
 
-       error: The option `prorams' does not exist. Definition values:
-       - In `/etc/nixos/configuration.nix':
-           {
-             bash = {
-               interactiveShellInit = ''
-                 if [[ $(/nix/store/ii2mdnlf5fvdsp03zcdml411f7mvlap8-procps-3.3.17/bin/ps --no-header --pid=$PPID --format=comm) != "fish" && -z ''${BASH_EXECUTION_STRING} ]]
-                 then
-           ...
+       error: Module `/etc/nixos/configuration.nix' has an unsupported attribute `boot'. This is caused by introducing a top-level `config' or `options' attribute. Add configuration attributes immediately on the top level instead, or move all of them (namely: boot console environment fonts hardware home-manager i18n networking programs security services sound system time users) into the explicit `config' attribute.