diff --git a/.github/workflows/c-cpp.yml b/.github/workflows/c-cpp.yml
index 5c03afd..71c3c94 100644
--- a/.github/workflows/c-cpp.yml
+++ b/.github/workflows/c-cpp.yml
@@ -252,8 +252,9 @@ jobs:
       matrix:
         config:
           - {vs: Visual Studio 16 2019, os: 2019, msbuild: "C:\\Program Files (x86)\\Microsoft Visual Studio\\2019\\Enterprise\\MSBuild\\Current\\Bin\\amd64\\", rx: "ON"}
-          - {vs: Visual Studio 17 2022, os: 2022, msbuild: "C:\\Program Files\\Microsoft Visual Studio\\2022\\Enterprise\\Msbuild\\Current\\Bin\\amd64\\", rx: "ON"}
-          - {vs: Visual Studio 17 2022, os: 2022, msbuild: "C:\\Program Files\\Microsoft Visual Studio\\2022\\Enterprise\\Msbuild\\Current\\Bin\\amd64\\", rx: "OFF"}
+          - {vs: Visual Studio 16 2019, os: 2019, msbuild: "C:\\Program Files (x86)\\Microsoft Visual Studio\\2019\\Enterprise\\MSBuild\\Current\\Bin\\amd64\\", rx: "OFF"}
+          #- {vs: Visual Studio 17 2022, os: 2022, msbuild: "C:\\Program Files\\Microsoft Visual Studio\\2022\\Enterprise\\Msbuild\\Current\\Bin\\amd64\\", rx: "ON"}
+          #- {vs: Visual Studio 17 2022, os: 2022, msbuild: "C:\\Program Files\\Microsoft Visual Studio\\2022\\Enterprise\\Msbuild\\Current\\Bin\\amd64\\", rx: "OFF"}
 
     steps:
     - name: Checkout repository
diff --git a/cmake/flags.cmake b/cmake/flags.cmake
index af971e5..25e7746 100644
--- a/cmake/flags.cmake
+++ b/cmake/flags.cmake
@@ -47,6 +47,8 @@ elseif (CMAKE_CXX_COMPILER_ID MATCHES MSVC)
 
 	set(CMAKE_C_FLAGS_RELWITHDEBINFO "${GENERAL_FLAGS} ${WARNING_FLAGS} ${SECURITY_FLAGS} /Ob1 /Ot /Zi /MT")
 	set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "${GENERAL_FLAGS} ${WARNING_FLAGS} ${SECURITY_FLAGS} /Ob1 /Ot /Zi /MT")
+
+	set(CMAKE_EXE_LINKER_FLAGS_RELEASE "${CMAKE_EXE_LINKER_FLAGS_RELEASE} /LTCG")
 elseif (CMAKE_CXX_COMPILER_ID MATCHES Clang)
 	set(GENERAL_FLAGS "-pthread")
 	set(WARNING_FLAGS "-Wall -Wextra -Wno-undefined-internal -Wunreachable-code-aggressive -Wmissing-prototypes -Wmissing-variable-declarations -Werror")
diff --git a/external/lib/libcurl/Debug/libcurld.lib b/external/lib/libcurl/Debug/libcurld.lib
index e96d6a6..778fbc0 100644
Binary files a/external/lib/libcurl/Debug/libcurld.lib and b/external/lib/libcurl/Debug/libcurld.lib differ
diff --git a/external/lib/libcurl/Debug/libcurld.pdb b/external/lib/libcurl/Debug/libcurld.pdb
index def5c06..e953d2e 100644
Binary files a/external/lib/libcurl/Debug/libcurld.pdb and b/external/lib/libcurl/Debug/libcurld.pdb differ
diff --git a/external/lib/libcurl/Release/libcurl.lib b/external/lib/libcurl/Release/libcurl.lib
index 9ba0eaf..8d294bd 100644
Binary files a/external/lib/libcurl/Release/libcurl.lib and b/external/lib/libcurl/Release/libcurl.lib differ
diff --git a/external/lib/libcurl/Release/libcurl.pdb b/external/lib/libcurl/Release/libcurl.pdb
new file mode 100644
index 0000000..3308552
Binary files /dev/null and b/external/lib/libcurl/Release/libcurl.pdb differ
diff --git a/external/lib/libzmq/Debug/libzmq-v142-mt-sgd-4_3_5.lib b/external/lib/libzmq/Debug/libzmq-v142-mt-sgd-4_3_5.lib
index 78675cb..cba2dae 100644
Binary files a/external/lib/libzmq/Debug/libzmq-v142-mt-sgd-4_3_5.lib and b/external/lib/libzmq/Debug/libzmq-v142-mt-sgd-4_3_5.lib differ
diff --git a/external/lib/libzmq/Debug/libzmq-v142-mt-sgd-4_3_5.pdb b/external/lib/libzmq/Debug/libzmq-v142-mt-sgd-4_3_5.pdb
index 3ebfc92..0efee10 100644
Binary files a/external/lib/libzmq/Debug/libzmq-v142-mt-sgd-4_3_5.pdb and b/external/lib/libzmq/Debug/libzmq-v142-mt-sgd-4_3_5.pdb differ
diff --git a/external/lib/libzmq/Release/libzmq-v142-mt-s-4_3_5.lib b/external/lib/libzmq/Release/libzmq-v142-mt-s-4_3_5.lib
index 2fbcd37..d147b5f 100644
Binary files a/external/lib/libzmq/Release/libzmq-v142-mt-s-4_3_5.lib and b/external/lib/libzmq/Release/libzmq-v142-mt-s-4_3_5.lib differ
diff --git a/external/lib/libzmq/Release/libzmq-v142-mt-s-4_3_5.pdb b/external/lib/libzmq/Release/libzmq-v142-mt-s-4_3_5.pdb
new file mode 100644
index 0000000..067e86a
Binary files /dev/null and b/external/lib/libzmq/Release/libzmq-v142-mt-s-4_3_5.pdb differ
diff --git a/external/src/curl b/external/src/curl
index c12fb3d..046209e 160000
--- a/external/src/curl
+++ b/external/src/curl
@@ -1 +1 @@
-Subproject commit c12fb3ddaf48e709a7a4deaa55ec485e4df163ee
+Subproject commit 046209e561b7e9b5aab1aef7daebf29ee6e6e8c7
diff --git a/external/src/libzmq b/external/src/libzmq
index bdd471f..8c72509 160000
--- a/external/src/libzmq
+++ b/external/src/libzmq
@@ -1 +1 @@
-Subproject commit bdd471fa17100fe84f64da348951dab3ee4780bb
+Subproject commit 8c725093ac4b44a97e6cb64566989ef12b71986c