diff --git a/ports/windows/Makefile b/ports/windows/Makefile
index 61a6b2844c..88d103e7b0 100644
--- a/ports/windows/Makefile
+++ b/ports/windows/Makefile
@@ -46,9 +46,6 @@ OBJ = $(PY_O) $(addprefix $(BUILD)/, $(SRC_C:.c=.o))
 ifeq ($(MICROPY_USE_READLINE),1)
 CFLAGS_MOD += -DMICROPY_USE_READLINE=1
 SRC_C += lib/mp-readline/readline.c
-else ifeq ($(MICROPY_USE_READLINE),2)
-CFLAGS_MOD += -DMICROPY_USE_READLINE=2
-LDFLAGS_MOD += -lreadline
 endif
 
 LIB += -lws2_32
diff --git a/ports/windows/mpconfigport.h b/ports/windows/mpconfigport.h
index 03af97b950..81464d72a7 100644
--- a/ports/windows/mpconfigport.h
+++ b/ports/windows/mpconfigport.h
@@ -26,7 +26,7 @@
 
 // options to control how MicroPython is built
 
-// Linking with GNU readline (MICROPY_USE_READLINE == 2) causes binary to be licensed under GPL
+// By default use MicroPython version of readline
 #ifndef MICROPY_USE_READLINE
 #define MICROPY_USE_READLINE        (1)
 #endif
diff --git a/ports/windows/mpconfigport.mk b/ports/windows/mpconfigport.mk
index 87001d464f..a2c618f143 100644
--- a/ports/windows/mpconfigport.mk
+++ b/ports/windows/mpconfigport.mk
@@ -3,7 +3,9 @@
 # Build 32-bit binaries on a 64-bit host
 MICROPY_FORCE_32BIT = 0
 
-# Linking with GNU readline causes binary to be licensed under GPL
+# This variable can take the following values:
+#  0 - no readline, just simple stdin input
+#  1 - use MicroPython version of readline
 MICROPY_USE_READLINE = 1
 
 # ffi module requires libffi (libffi-dev Debian package)