diff --git a/.gitignore b/.gitignore
index 57cbdad..18f568a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -337,3 +337,7 @@ $RECYCLE.BIN/
 *.lnk
 *.exe
 
+# Cmake files
+CMakeCache.txt
+CmakeLists.txt
+CMakeFiles
diff --git a/OcapReplaySaver2/CmakeLists.txt b/OcapReplaySaver2/CmakeLists.txt
index f1512c7..5c3ed0c 100644
--- a/OcapReplaySaver2/CmakeLists.txt
+++ b/OcapReplaySaver2/CmakeLists.txt
@@ -25,8 +25,9 @@ add_library(OcapReplaySaver2 SHARED
 
 include_directories(include)
 
-target_link_libraries(OcapReplaySaver2 CURL::libcurl)
-target_link_libraries(OcapReplaySaver2 ZLIB::ZLIB)
+target_link_libraries(OcapReplaySaver2 ${CURL_LIBRARIES})
+target_link_libraries(OcapReplaySaver2 ${ZLIB_LIBRARIES})
+target_link_libraries(OcapReplaySaver2 stdc++fs)
 
 IF (WIN32)
 ELSE()
diff --git a/OcapReplaySaver2/OcapReplaySaver2.cfg.json b/OcapReplaySaver2/OcapReplaySaver2.cfg.json
index cbcdb4f..79e7455 100644
--- a/OcapReplaySaver2/OcapReplaySaver2.cfg.json
+++ b/OcapReplaySaver2/OcapReplaySaver2.cfg.json
@@ -2,6 +2,7 @@
     "httpRequestTimeout": 120,
     "logAndTmpPrefix": "ocap-",
     "logsDir": "./OCAPLOG",
+    "tempDir": "./OCAPTMP",
     "newServerGameType": "TvT",
     "newUrl": "http://127.0.0.1/api/v1/operations/add",
     "newUrlRequestSecret": "pwd1234",
diff --git a/OcapReplaySaver2/OcapReplaySaver2.cpp b/OcapReplaySaver2/OcapReplaySaver2.cpp
index ad3415c..248eac9 100644
--- a/OcapReplaySaver2/OcapReplaySaver2.cpp
+++ b/OcapReplaySaver2/OcapReplaySaver2.cpp
@@ -1,7 +1,7 @@
 // by Zealot
 // MIT licence https://opensource.org/licenses/MIT
 
-#define CURRENT_VERSION "4.4.2.3"
+#define CURRENT_VERSION "4.4.3.0"
 
 #include <cstring>
 #include <cstdio>
@@ -27,6 +27,7 @@
 #include <cstdint>
 #include <filesystem>
 #include <optional>
+#include <condition_variable>
 
 #ifdef _WIN32
 #include <Windows.h>
@@ -144,6 +145,7 @@ namespace {
         int httpRequestTimeout{ 120 };
         int traceLog{ 0 };
         std::string logsDir{ "./OCAPLOG" };
+        std::string tempDir{ "./OCAPTMP" };
         std::string logAndTmpPrefix{ "ocap-" };
         // TODO: new names and comments, logs dir, change types accordingly, chenage default values
     } config;
@@ -461,6 +463,20 @@ fs::path getAndCreateLogDirectory() {
     return res;
 }
 
+fs::path getAndCreateTempDirectory() {
+    fs::path res = config.tempDir;
+    //res += "/";
+    //res += "OCAPLOG";
+    res.make_preferred();
+    try {
+        fs::create_directories(res);
+    }
+    catch (const std::exception& ex) {
+        LOG(WARNING) << "Error create directories: " << ex.what();
+    }
+    return res;
+}
+
 std::string uniqueFileName() {
     std::srand(std::time(nullptr));
     std::string res(5, '\0');
@@ -473,7 +489,7 @@ std::string uniqueFileName() {
 }
 
 pair<std::string, std::optional<std::string> > saveCurrentReplayToTempFile() {
-    fs::path temp_fname = fs::temp_directory_path();
+    fs::path temp_fname = getAndCreateTempDirectory();
     temp_fname += "/";
 
     temp_fname += config.logAndTmpPrefix;
diff --git a/build-docker-ubuntu.sh b/build-docker-ubuntu.sh
new file mode 100644
index 0000000..9fdc46a
--- /dev/null
+++ b/build-docker-ubuntu.sh
@@ -0,0 +1,17 @@
+docker run --rm --platform linux/amd64 -it -v .:/build ubuntu:20.04 bash -c '\
+  apt-get update &&\
+  apt-get install -y build-essential cmake g++ libcurl4-openssl-dev zlib1g-dev &&\
+  cd /build/OcapReplaySaver2 &&\
+  cmake . &&\
+  make &&\
+  mkdir -p /build/build/ubuntu_20.04/
+  cp OcapReplaySaver2_x64.so /build/build/ubuntu_20.04/'
+
+docker run --rm --platform linux/amd64 -it -v .:/build ubuntu:22.04 bash -c '\
+  apt-get update &&\
+  apt-get install -y build-essential cmake g++ libcurl4-openssl-dev zlib1g-dev &&\
+  cd /build/OcapReplaySaver2 &&\
+  cmake . &&\
+  make &&\
+  mkdir -p /build/build/ubuntu_22.04/
+  cp OcapReplaySaver2_x64.so /build/build/ubuntu_22.04/'
\ No newline at end of file