diff --git a/nixos/modules/programs/bash/bash.nix b/nixos/modules/programs/bash/bash.nix
index 1a62f04972df..c0967316c0c7 100644
--- a/nixos/modules/programs/bash/bash.nix
+++ b/nixos/modules/programs/bash/bash.nix
@@ -126,7 +126,7 @@ in
     programs.bash = {
 
       shellInit = ''
-        . ${config.system.build.setEnvironment}
+        ${config.system.build.setEnvironment.text}
 
         ${cfge.shellInit}
       '';
diff --git a/nixos/modules/programs/zsh/zsh.nix b/nixos/modules/programs/zsh/zsh.nix
index 5102bfef0325..f689250dc61f 100644
--- a/nixos/modules/programs/zsh/zsh.nix
+++ b/nixos/modules/programs/zsh/zsh.nix
@@ -108,7 +108,7 @@ in
         if [ -n "$__ETC_ZSHENV_SOURCED" ]; then return; fi
         export __ETC_ZSHENV_SOURCED=1
 
-        . ${config.system.build.setEnvironment}
+        ${config.system.build.setEnvironment.text}
 
         ${cfge.shellInit}