diff --git a/pio-tools/post_esp32.py b/pio-tools/post_esp32.py
index 686fe2e4f..2a4be8569 100644
--- a/pio-tools/post_esp32.py
+++ b/pio-tools/post_esp32.py
@@ -41,8 +41,9 @@ variants_dir = join(FRAMEWORK_DIR, "variants", "tasmota")
 def esp32_create_chip_string(chip):
     tasmota_platform = env.subst("$BUILD_DIR").split(os.path.sep)[-1]
     tasmota_platform = tasmota_platform.split('-')[0]
-    if 'tasmota' and chip[3:] not in tasmota_platform: # quick check for a valid name like 'tasmota' + '32c3'
+    if 'tasmota' + chip[3:] not in tasmota_platform: # quick check for a valid name like 'tasmota' + '32c3'
         print('Unexpected naming conventions in this build environment -> Undefined behavior for further build process!!')
+        print("Expected build environment name like 'tasmota32-whatever-you-want'")
     return tasmota_platform
 
 def esp32_build_filesystem(fs_size):