diff --git a/plugins/python-build/bin/python-build b/plugins/python-build/bin/python-build
index a93baa11..ae4246f8 100755
--- a/plugins/python-build/bin/python-build
+++ b/plugins/python-build/bin/python-build
@@ -925,7 +925,13 @@ build_package_ironpython_builder() {
   ( cd "Stage/Release/IronPython-"* && build_package_ironpython )
 }
 
+build_package_micropython_1_9() {
+  # supported version 1.9.3 and 1.9.4
+  build_package_micropython "with_axtls"
+}
+
 build_package_micropython() {
+  # supported version 1.10 and higher
   if [ "${MAKEOPTS+defined}" ]; then
     MAKE_OPTS="$MAKEOPTS"
   elif [ -z "${MAKE_OPTS+defined}" ]; then
@@ -934,7 +940,7 @@ build_package_micropython() {
   { cd mpy-cross
     "$MAKE" $MAKE_OPTS
     cd ../ports/unix
-    "$MAKE" $MAKE_OPTS axtls
+    [ "$1" = "with_axtls" ] && "$MAKE" $MAKE_OPTS axtls
     "$MAKE" $MAKE_OPTS CFLAGS_EXTRA="-DMICROPY_PY_SYS_PATH_DEFAULT='\".frozen:${PREFIX_PATH}/lib/micropython\"' $CFLAGS_EXTRA"
     "$MAKE" install $MAKE_INSTALL_OPTS PREFIX="${PREFIX_PATH}"
     ln -fs micropython "${PREFIX_PATH}/bin/python"
diff --git a/plugins/python-build/share/python-build/micropython-1.20.0 b/plugins/python-build/share/python-build/micropython-1.20.0
new file mode 100644
index 00000000..64705710
--- /dev/null
+++ b/plugins/python-build/share/python-build/micropython-1.20.0
@@ -0,0 +1,4 @@
+has_tar_xz_support \
+  && { install=install_package; src="https://micropython.org/resources/source/micropython-1.20.0.tar.xz#098ef8e40abdc62551b5460d0ffe9489074240c0cb5589ca3c3a425551beb9bf"; } \
+  || { install=install_zip; src="https://micropython.org/resources/source/micropython-1.20.0.zip#6a2ce86e372ee8c5b9310778fff7fca1daa580afa28ea755f1a303675a8612b7"; }
+$install micropython-1.20.0 "$src" micropython
diff --git a/plugins/python-build/share/python-build/micropython-1.21.0 b/plugins/python-build/share/python-build/micropython-1.21.0
new file mode 100644
index 00000000..ccd8b7d3
--- /dev/null
+++ b/plugins/python-build/share/python-build/micropython-1.21.0
@@ -0,0 +1,4 @@
+has_tar_xz_support \
+  && { install=install_package; src="https://micropython.org/resources/source/micropython-1.21.0.tar.xz#abd2152613559d3f44728668346e78be9d93458133a03b700baf222c322fd4d5"; } \
+  || { install=install_zip; src="https://micropython.org/resources/source/micropython-1.21.0.zip#12521faacc7191353f2739267bd9fd2a5e60ea04fb47df74f8e22b6bf59ba967"; }
+$install micropython-1.21.0 "$src" micropython
\ No newline at end of file
diff --git a/plugins/python-build/share/python-build/micropython-1.9.3 b/plugins/python-build/share/python-build/micropython-1.9.3
index bed5167a..be770437 100644
--- a/plugins/python-build/share/python-build/micropython-1.9.3
+++ b/plugins/python-build/share/python-build/micropython-1.9.3
@@ -1,4 +1,4 @@
 has_tar_xz_support \
   && src="https://micropython.org/resources/source/micropython-1.9.3.tar.xz#3aa37065f5ea8df372d36253d0ae6333c68572e577df8558d4b7b93e070c624d" \
   || src="https://github.com/micropython/micropython/releases/download/v1.9.3/micropython-1.9.3.tar.gz#f94c0b4834edca625b86c0846c89e609ee8fbdbe98e7f719d5108d74b6b4945e"
-install_package micropython-1.9.3 "$src" micropython
+install_package micropython-1.9.3 "$src" micropython_1_9
diff --git a/plugins/python-build/share/python-build/micropython-1.9.4 b/plugins/python-build/share/python-build/micropython-1.9.4
index d0338c45..8d5dd562 100644
--- a/plugins/python-build/share/python-build/micropython-1.9.4
+++ b/plugins/python-build/share/python-build/micropython-1.9.4
@@ -1,4 +1,4 @@
 has_tar_xz_support \
   && src="https://micropython.org/resources/source/micropython-1.9.4.tar.xz#1d358d99e908a94fd6dd0d6b448ee56c5830b609cf27a42e0db3bee40cc52a9e" \
   || src="https://github.com/micropython/micropython/releases/download/v1.9.4/micropython-1.9.4.tar.gz#0db042011bffcbd65362b67eb3cca87eaefa9f2a55b747fa75e922c706b8ce1a"
-install_package micropython-1.9.4 "$src" micropython
+install_package micropython-1.9.4 "$src" micropython_1_9
diff --git a/plugins/python-build/test/compiler.bats b/plugins/python-build/test/compiler.bats
index 63da5800..61ff22be 100644
--- a/plugins/python-build/test/compiler.bats
+++ b/plugins/python-build/test/compiler.bats
@@ -110,7 +110,7 @@ OUT
     mkdir -p "$INSTALL_ROOT/bin"
     cd "$INSTALL_ROOT"
 
-    stub make true true '(for a in "$@"; do echo $a; done)|grep -E "^CFLAGS_EXTRA="' true
+    stub make true '(for a in "$@"; do echo $a; done)|grep -E "^CFLAGS_EXTRA="' true
     stub ln true
     stub mkdir true
     run_inline_definition <<DEF