diff --git a/locale/cs.po b/locale/cs.po
index a77a655a62..05b5942fc5 100644
--- a/locale/cs.po
+++ b/locale/cs.po
@@ -6,15 +6,15 @@ msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2020-11-24 15:40-0500\n"
-"PO-Revision-Date: 2020-05-24 03:22+0000\n"
-"Last-Translator: dronecz <mzuzelka@gmail.com>\n"
+"PO-Revision-Date: 2020-11-30 18:06+0000\n"
+"Last-Translator: vkuthan <vit.kuthan@seznam.cz>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
 "Language: cs\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=3; plural=(n==1) ? 0 : (n>=2 && n<=4) ? 1 : 2;\n"
-"X-Generator: Weblate 4.1-dev\n"
+"X-Generator: Weblate 4.4-dev\n"
 
 #: main.c
 msgid ""
@@ -74,7 +74,7 @@ msgstr "%q index je mimo rozsah"
 
 #: py/obj.c
 msgid "%q indices must be integers, not %q"
-msgstr ""
+msgstr "%q indexy musí být celá čísla, ne %q"
 
 #: shared-bindings/vectorio/Polygon.c
 msgid "%q list must be a list"
@@ -82,7 +82,7 @@ msgstr "Seznam %q musí být seznam"
 
 #: shared-bindings/memorymonitor/AllocationAlarm.c
 msgid "%q must be >= 0"
-msgstr ""
+msgstr "%q musí být >= 0"
 
 #: shared-bindings/_bleio/CharacteristicBuffer.c
 #: shared-bindings/_bleio/PacketBuffer.c shared-bindings/displayio/Group.c
@@ -98,7 +98,7 @@ msgstr " %q musí být n-tice délky 2"
 
 #: shared-bindings/canio/Match.c
 msgid "%q out of range"
-msgstr ""
+msgstr "%q je mimo rozsah"
 
 #: ports/atmel-samd/common-hal/microcontroller/Pin.c
 msgid "%q pin invalid"