diff --git a/components/esptool_py/project_include.cmake b/components/esptool_py/project_include.cmake
index 38e74a72ba..58b54af5b3 100644
--- a/components/esptool_py/project_include.cmake
+++ b/components/esptool_py/project_include.cmake
@@ -49,15 +49,10 @@ endif()
 
 if(min_rev)
     list(APPEND esptool_elf2image_args --min-rev ${min_rev})
+    set(monitor_rev_args --revision ${min_rev})
     unset(min_rev)
 endif()
 
-if(CONFIG_ESP32_REV_MIN)
-    set(rev_min ${CONFIG_ESP32_REV_MIN})
-else()
-    set(rev_min -1)
-endif()
-
 if(CONFIG_ESPTOOLPY_FLASHSIZE_DETECT)
     # Set ESPFLASHSIZE to 'detect' *after* elf2image options are generated,
     # as elf2image can't have 'detect' as an option...
@@ -160,7 +155,7 @@ add_custom_target(monitor
     COMMAND ${CMAKE_COMMAND}
     -D IDF_PATH="${idf_path}"
     -D SERIAL_TOOL="${ESPMONITOR}"
-    -D SERIAL_TOOL_ARGS="--target ${target} --revision ${rev_min} ${elf_dir}/${elf}"
+    -D SERIAL_TOOL_ARGS="--target ${target} ${monitor_rev_args} ${elf_dir}/${elf}"
     -D WORKING_DIRECTORY="${build_dir}"
     -P run_serial_tool.cmake
     WORKING_DIRECTORY ${CMAKE_CURRENT_LIST_DIR}
diff --git a/tools/idf_py_actions/serial_ext.py b/tools/idf_py_actions/serial_ext.py
index 1db68d3b38..d2c4c51689 100644
--- a/tools/idf_py_actions/serial_ext.py
+++ b/tools/idf_py_actions/serial_ext.py
@@ -100,7 +100,9 @@ def action_extensions(base_actions, project_path):
 
         target_arch_riscv = get_sdkconfig_value(project_desc['config_file'], 'CONFIG_IDF_TARGET_ARCH_RISCV')
         monitor_args += ['--target', project_desc['target']]
-        monitor_args += ['--revision', project_desc.get('rev', -1)]
+        revision = project_desc.get('rev')
+        if revision:
+            monitor_args += ['--revision', revision]
 
         if target_arch_riscv:
             monitor_args += ['--decode-panic', 'backtrace']