diff --git a/.github/github_workflows.ex b/.github/github_workflows.ex
index 65bddb3e..c0b46735 100644
--- a/.github/github_workflows.ex
+++ b/.github/github_workflows.ex
@@ -392,12 +392,6 @@ defmodule GithubWorkflows do
     shell_install_command = Keyword.fetch!(opts, :shell_install_command)
     expect_install_command = Keyword.fetch!(opts, :expect_install_command)
 
-    config_file =
-      case shell do
-        "bash" -> "~/.bash_profile"
-        "zsh" -> "~/.zshrc"
-      end
-
     [
       name: "Test #{os} script with #{shell} shell",
       "runs-on": runs_on,
diff --git a/priv/static/Linux.sh b/priv/static/Linux.sh
index cef308d4..5fb30433 100755
--- a/priv/static/Linux.sh
+++ b/priv/static/Linux.sh
@@ -31,14 +31,14 @@ postgres_version=15.1
 case "${SHELL:-}" in
 */bash)
     current_shell="bash"
-    config_file="$HOME/.bash_profile"
+    config_file="$HOME/.bashrc"
     ;;
 */zsh)
     current_shell="zsh"
     config_file="$HOME/.zshrc"
     ;;
 *)
-    echo "Unsupported shell: $current_shell"
+    echo "Unsupported shell: $SHELL"
     exit 1
     ;;
 esac
@@ -82,11 +82,11 @@ function install() {
         curl https://mise.run | sh
 
         # Add activation command to the user's shell config file
-        printf "\n# Activate mise\n" >>"$config_file"
-        printf 'eval "$(~/.local/bin/mise activate %s)"\n' "$current_shell" >>"$config_file"
+        printf "\n# Activate mise\n" >> "$config_file"
+        printf 'eval "$(~/.local/bin/mise activate %s)"\n' "$current_shell" >> "$config_file"
 
         # Activate mise in the current shell session
-        eval "$(~/.local/bin/mise activate "$current_shell")"
+        eval "$(~/.local/bin/mise activate $current_shell)"
         ;;
     "Phoenix")
         mise exec -- mix local.hex --force
@@ -240,3 +240,5 @@ while ! is_yn "$answer"; do
         ;;
     esac
 done
+
+echo "Setup complete. Please restart your terminal or run 'source $config_file' to apply changes."
diff --git a/priv/static/macOS.sh b/priv/static/macOS.sh
index feff4ab7..cccf3a5d 100755
--- a/priv/static/macOS.sh
+++ b/priv/static/macOS.sh
@@ -28,17 +28,17 @@ erlang_version=27.0.1
 phoenix_version=1.7.14
 postgres_version=15.1
 
-current_shell=$(basename "$SHELL")
-
-case "$current_shell" in
-  "bash" | "rbash")
-    config_file="$HOME/.bash_profile"
+case "${SHELL:-}" in
+*/bash)
+    current_shell="bash"
+    config_file="$HOME/.bashrc"
     ;;
-  "zsh")
+*/zsh)
+    current_shell="zsh"
     config_file="$HOME/.zshrc"
     ;;
-  *)
-    echo "Unsupported shell: $current_shell"
+*)
+    echo "Unsupported shell: $SHELL"
     exit 1
     ;;
 esac