diff --git a/boards/esp32-mh-et-live-minikit/Makefile.include b/boards/esp32-mh-et-live-minikit/Makefile.include
index 30a3389a47..b1f1a76ce2 100644
--- a/boards/esp32-mh-et-live-minikit/Makefile.include
+++ b/boards/esp32-mh-et-live-minikit/Makefile.include
@@ -1 +1,5 @@
 include $(RIOTBOARD)/common/esp32/Makefile.include
+
+# Only consider TTYs matching the following filter when auto-selecting the TTY
+# with `MOST_RECENT_PORT=1`.
+TTY_BOARD_FILTER := --driver 'cp210x' --vendor 'Silicon Labs' --model 'CP2104 USB to UART Bridge Controller'
diff --git a/boards/esp32-ttgo-t-beam/Makefile.include b/boards/esp32-ttgo-t-beam/Makefile.include
index 1c6db773f3..e3e3e449ac 100644
--- a/boards/esp32-ttgo-t-beam/Makefile.include
+++ b/boards/esp32-ttgo-t-beam/Makefile.include
@@ -1,3 +1,7 @@
 PSEUDOMODULES += esp32_ttgo_t_beam_v1_0
 
 include $(RIOTBOARD)/common/esp32/Makefile.include
+
+# Only consider TTYs matching the following filter when auto-selecting the TTY
+# with `MOST_RECENT_PORT=1`.
+TTY_BOARD_FILTER := --driver 'cp210x' --vendor 'Silicon Labs' --model 'CP2104 USB to UART Bridge Controller'