diff --git a/tests/Test-https-badcerts.px b/tests/Test-https-badcerts.px
index aafd5d06..381393ba 100755
--- a/tests/Test-https-badcerts.px
+++ b/tests/Test-https-badcerts.px
@@ -80,7 +80,7 @@ unless(-e $servercrt && -e $serverkey && $servercheck == 1)
 }
 
 # Try Wget using SSL with expired cert. Expect Failure.
-my $port    = 60443;
+my $port    = 30443;
 my $cmdline = $WgetTest::WGETPATH . " --ca-certificate=$cacrt".
                                     " https://$testhostname:$port/somefile.txt";
 my $expected_error_code = 5;
diff --git a/tests/Test-https-crl.px b/tests/Test-https-crl.px
index c484f900..4753e2a0 100755
--- a/tests/Test-https-crl.px
+++ b/tests/Test-https-crl.px
@@ -81,7 +81,7 @@ unless(-e $servercrt && -e $serverkey && $servercheck == 1)
 }
 
 # Try Wget using SSL first without --no-check-certificate. Expect Success.
-my $port    = 62443;
+my $port    = 32443;
 my $cmdline = $WgetTest::WGETPATH . " --ca-certificate=$cacrt".
                                     " https://$testhostname:$port/somefile.txt";
 my $expected_error_code = 0;
diff --git a/tests/Test-https-weboftrust.px b/tests/Test-https-weboftrust.px
index 0d37f993..4e0c40c0 100755
--- a/tests/Test-https-weboftrust.px
+++ b/tests/Test-https-weboftrust.px
@@ -115,7 +115,7 @@ unless(-e $usrcrt && -e $ikeyfile && $usrcheck == 1)
 }
 
 # Try Wget using SSL using certificate signed by intermediate CA. Expect error.
-my $port    = 60443;
+my $port    = 30443;
 my $cmdline = $WgetTest::WGETPATH . " --ca-certificate=$cdir/certs/".
                 "test-ca-cert.pem https://$testhostname:$port/somefile.txt";
 my $expected_error_code = 5;
@@ -142,7 +142,7 @@ if ($sslsock->run() == 0)
 }
 
 # Retry the test with --no-check-certificate. expect success
-$port    = 61443;
+$port    = 31443;
 $cmdline = $WgetTest::WGETPATH . " --ca-certificate=$cdir/certs/wotca.pem".
                                  " https://$testhostname:$port/somefile.txt";