diff --git a/termux-shared/src/main/java/com/termux/shared/shell/command/environment/UnixShellEnvironment.java b/termux-shared/src/main/java/com/termux/shared/shell/command/environment/UnixShellEnvironment.java
index 376879fa..7f29a640 100644
--- a/termux-shared/src/main/java/com/termux/shared/shell/command/environment/UnixShellEnvironment.java
+++ b/termux-shared/src/main/java/com/termux/shared/shell/command/environment/UnixShellEnvironment.java
@@ -52,6 +52,9 @@ public abstract class UnixShellEnvironment implements IShellEnvironment {
     public static final String ENV_TMPDIR = "TMPDIR";
 
 
+    /** Names for common/supported login shell binaries. */
+    public static final String[] LOGIN_SHELL_BINARIES = new String[]{"login", "bash", "zsh", "fish", "sh"};
+
 
 
     @NonNull
diff --git a/termux-shared/src/main/java/com/termux/shared/termux/shell/command/runner/terminal/TermuxSession.java b/termux-shared/src/main/java/com/termux/shared/termux/shell/command/runner/terminal/TermuxSession.java
index c95de6ef..7aa874d1 100644
--- a/termux-shared/src/main/java/com/termux/shared/termux/shell/command/runner/terminal/TermuxSession.java
+++ b/termux-shared/src/main/java/com/termux/shared/termux/shell/command/runner/terminal/TermuxSession.java
@@ -93,7 +93,7 @@ public class TermuxSession {
         boolean isLoginShell = false;
         if (executionCommand.executable == null) {
             if (!executionCommand.isFailsafe) {
-                for (String shellBinary : new String[]{"login", "bash", "zsh"}) {
+                for (String shellBinary : UnixShellEnvironment.LOGIN_SHELL_BINARIES) {
                     File shellFile = new File(defaultBinPath, shellBinary);
                     if (shellFile.canExecute()) {
                         executionCommand.executable = shellFile.getAbsolutePath();