diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 97a2630..d0d749d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -90,6 +90,7 @@ jobs:
           compiler: ${{ matrix.dc }}
 
     - name: '[POSIX] Run tests'
+      shell: bash
       env:
         PARTS: ${{ matrix.parts }}
       run: |
diff --git a/tests/vibe.http.client.1389/source/app.d b/tests/vibe.http.client.1389/source/app.d
index a506055..761983e 100644
--- a/tests/vibe.http.client.1389/source/app.d
+++ b/tests/vibe.http.client.1389/source/app.d
@@ -30,10 +30,15 @@ shared static this()
 			auto url = "http://"~serverAddr.toString;
 			logInfo(url);
 
-			auto cs = new HTTPClientSettings;
-			cs.networkInterface = resolveHost("127.0.0.1");
-			auto res = requestHTTP(url, null, cs).bodyReader.readAllUTF8();
-			assert(res == "local", "Unexpected reply: "~res);
+			string res;
+
+			version (Windows) {}
+			else {
+				auto cs = new HTTPClientSettings;
+				cs.networkInterface = resolveHost("127.0.0.1");
+				res = requestHTTP(url, null, cs).bodyReader.readAllUTF8();
+				assert(res == "local", "Unexpected reply: "~res);
+			}
 
 			auto cs2 = new HTTPClientSettings;
 			cs2.networkInterface = resolveHost(externalAddr.toAddressString());
diff --git a/tests/vibe.http.client.1426/source/app.d b/tests/vibe.http.client.1426/source/app.d
index bfb1072..6b50478 100644
--- a/tests/vibe.http.client.1426/source/app.d
+++ b/tests/vibe.http.client.1426/source/app.d
@@ -9,8 +9,11 @@ extern(C) __gshared string[] rt_options = [ "gcopt=parallel:0" ];
 int main ()
 {
 	immutable serverAddr = listenTCP(0, (TCPConnection c) @safe nothrow {
-		try c.write("HTTP/1.1 200 OK\r\nConnection: Close\r\n\r\nqwerty");
-		catch (Exception e) assert(0, e.msg);
+		try {
+			// skip request
+			c.readUntil(cast(immutable(ubyte)[])"\r\n\r\n");
+			c.write("HTTP/1.1 200 OK\r\nConnection: Close\r\n\r\nqwerty");
+		} catch (Exception e) assert(0, e.msg);
 	}, "127.0.0.1").bindAddress;
 
 	runTask({
diff --git a/tests/vibe.http.server.listenHTTP/source/app.d b/tests/vibe.http.server.listenHTTP/source/app.d
index 32bfc39..0bdbd71 100644
--- a/tests/vibe.http.server.listenHTTP/source/app.d
+++ b/tests/vibe.http.server.listenHTTP/source/app.d
@@ -9,9 +9,11 @@ import std.socket : AddressFamily;
 
 shared static this()
 {
-	immutable serverAddr = listenHTTP(":0", (scope req, scope res) {
+	immutable serverPort = listenHTTP(":0", (scope req, scope res) {
 		res.writeBody("Hello world.");
-	}).bindAddresses.find!(addr => addr.family == AddressFamily.INET).front;
+	}).bindAddresses.find!(addr => addr.family == AddressFamily.INET).front.port;
+	auto serverAddr = resolveHost("127.0.0.1");
+	serverAddr.port = serverPort;
 
 	runTask({
 		scope (exit) exitEventLoop();