diff --git a/Dockerfile b/Dockerfile
index b991956..fc68f8a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.12 as build
+FROM alpine:3.17.2 as build
 
 ENV CXXFLAGS=""
 WORKDIR /usr/src/telegram-bot-api
@@ -11,7 +11,7 @@ RUN mkdir -p build \
  && cmake --build . --target install -j $(nproc) \
  && strip /usr/src/telegram-bot-api/bin/telegram-bot-api
 
-FROM alpine:3.12
+FROM alpine:3.17.2
 
 ENV TELEGRAM_WORK_DIR="/var/lib/telegram-bot-api" \
     TELEGRAM_TEMP_DIR="/tmp/telegram-bot-api"
diff --git a/telegram-bot-api b/telegram-bot-api
index 90f5247..8180845 160000
--- a/telegram-bot-api
+++ b/telegram-bot-api
@@ -1 +1 @@
-Subproject commit 90f52477814a2d8a08c9ffb1d780fd179815d715
+Subproject commit 81808454299921c142d3a6eac0cfddc97981591e