diff --git a/README b/README
index 1f242f56..80c33bc6 100644
--- a/README
+++ b/README
@@ -84,7 +84,7 @@ Watch the intro video for a quick introduction:
 https://www.youtube.com/playlist?list=PL284C9FF2488BC6D1
 
 Walk through the tutorial (man parallel_tutorial). You command line
-with love you for it.
+will love you for it.
 
 When using programs that use GNU Parallel to process data for
 publication please cite:
diff --git a/src/parallel b/src/parallel
index cd2fd0de..720f2911 100755
--- a/src/parallel
+++ b/src/parallel
@@ -185,6 +185,9 @@ cleanup();
 if($Global::semaphore) {
     $sem->release();
 }
+for(keys %Global::sshmaster) {
+    kill 9, $_;
+}
 ::debug("Halt\n");
 if($opt::halt_on_error) {
     wait_and_exit($Global::halt_on_error_exitstatus);
@@ -630,7 +633,7 @@ sub get_options_from_array {
 sub parse_options {
     # Returns: N/A
     # Defaults:
-    $Global::version = 20140323;
+    $Global::version = 20140326;
     $Global::progname = 'parallel';
     $Global::infinity = 2**31;
     $Global::debug = 0;
@@ -3825,7 +3828,7 @@ sub sshcommand_of_sshlogin {
             $serverlogin = $self->{'string'};
 	    # OpenSSH_3.6.1p2 gives 'tcgetattr: Invalid argument' with -tt
 	    # 2>/dev/null to ignore "process_mux_new_session: tcgetattr: Invalid argument"
-            my $master = "ssh -MTS $control_path $serverlogin sleep 1 2>/dev/null";
+            my $master = "ssh -MTS $control_path $serverlogin sleep 1000000000 2>/dev/null";
             if(not $self->{'control_path'}{$control_path}++) {
                 # Master is not running for this control_path
                 # Start it
diff --git a/testsuite/tests-to-run/parallel-local-ssh1.sh b/testsuite/tests-to-run/parallel-local-ssh1.sh
index 26f0fe17..179fae8e 100644
--- a/testsuite/tests-to-run/parallel-local-ssh1.sh
+++ b/testsuite/tests-to-run/parallel-local-ssh1.sh
@@ -4,7 +4,12 @@ rm -rf tmp
 mkdir tmp
 cd tmp
 
-cat <<'EOF' | sed -e s/\$SERVER1/$SERVER1/\;s/\$SERVER2/$SERVER2/ | stdout parallel -j8 -k -L1
+cat <<'EOF' | sed -e s/\$SERVER1/$SERVER1/\;s/\$SERVER2/$SERVER2/ | stdout parallel -j6 -k -L1
+echo '### bug #41964: --controlmaster not sems to reuse OpenSSH connections to the same host'
+  (parallel -S redhat9.tange.dk true ::: {1..20}; echo No --controlmaster - finish last) & 
+  (parallel -M -S redhat9.tange.dk true ::: {1..20}; echo With --controlmaster - finish first) & 
+  wait
+
 echo '### bug #41805: Idea: propagate --env for parallel --number-of-cores'
   FOO=test_csh_filter parallel --filter-hosts --env FOO,PATH -S csh@lo env ::: "" |egrep 'FOO|PATH'
   FOO=test_csh parallel --env FOO,PATH -S csh@lo env ::: "" |egrep 'FOO|PATH'
diff --git a/testsuite/wanted-results/parallel-local-ssh1 b/testsuite/wanted-results/parallel-local-ssh1
index 2073f32c..723ca622 100644
--- a/testsuite/wanted-results/parallel-local-ssh1
+++ b/testsuite/wanted-results/parallel-local-ssh1
@@ -1,3 +1,6 @@
+### bug #41964: --controlmaster not sems to reuse OpenSSH connections to the same host
+With --controlmaster - finish first
+No --controlmaster - finish last
 ### bug #41805: Idea: propagate --env for parallel --number-of-cores
 FOO=test_csh_filter
 PATH=/home/tange/bin:/home/tange/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/sbin:/usr/sbin:/home/tange/terminals/data-import:/usr/lib/oracle/xe/app/oracle/product/10.2.0/server/bin:/home/tange/bin