diff --git a/pyinstallerguiwrapper/build/build_orchestrator.py b/pyinstallerguiwrapper/build/build_orchestrator.py
index dfc2125..b71273b 100644
--- a/pyinstallerguiwrapper/build/build_orchestrator.py
+++ b/pyinstallerguiwrapper/build/build_orchestrator.py
@@ -33,8 +33,9 @@ if sys.version_info < (3, 9):
 
 
 WEXPECT_HELPER_SOURCE_SCRIPT_NAME = "wexpect_console_entry.py"
-WEXPECT_HELPER_FINAL_NAME_IN_BUNDLE = "wexpect.exe"
-COMPILED_HELPER_EXE_ON_DISK_NAME = "wexpect_console_helper_temp.exe"
+EXE_EXT = ".exe" if sys.platform == "win32" else ""
+WEXPECT_HELPER_FINAL_NAME_IN_BUNDLE = f"wexpect{EXE_EXT}"
+COMPILED_HELPER_EXE_ON_DISK_NAME = f"wexpect_console_helper_temp{EXE_EXT}"
 
 
 class BuildOrchestrator:
@@ -255,6 +256,10 @@ class BuildOrchestrator:
             return False
 
     def _build_wexpect_helper_executable(self) -> Optional[str]:
+        if sys.platform != "win32":
+            self._log_message("Skipping wexpect helper build: 'wexpect' is strictly for Windows.", level="WARNING")
+            return None
+
         self._log_message("="*10 + " BUILDING WEXPECT CONSOLE HELPER " + "="*10, level="INFO")
         self._wexpect_helper_compiled_path = None
         self._temp_helper_dir_path = None
diff --git a/pyinstallerguiwrapper/gui/options_manager.py b/pyinstallerguiwrapper/gui/options_manager.py
index d69054a..bfea4e1 100644
--- a/pyinstallerguiwrapper/gui/options_manager.py
+++ b/pyinstallerguiwrapper/gui/options_manager.py
@@ -130,12 +130,18 @@ class OptionsManager:
         current_row += 1
 
         # Wexpect Helper Option
-        ttk.Checkbutton(
+        wexpect_check = ttk.Checkbutton(
             self.options_frame,
-            text="Build and include 'wexpect' console helper (for frozen apps using wexpect)",
+            text="Build and include 'wexpect' console helper (Windows only)",
             variable=self.build_wexpect_helper_var,
             command=self._on_wexpect_helper_option_changed,
-        ).grid(row=current_row, column=0, columnspan=4, padx=5, pady=2, sticky="w")
+        )
+        wexpect_check.grid(row=current_row, column=0, columnspan=4, padx=5, pady=2, sticky="w")
+
+        if sys.platform != "win32":
+            wexpect_check.config(state="disabled")
+            self.build_wexpect_helper_var.set(False)
+            
         current_row += 1
 
         ttk.Label(