diff --git a/sslh-conf.c b/sslh-conf.c
index db0c338..0548db5 100644
--- a/sslh-conf.c
+++ b/sslh-conf.c
@@ -1,5 +1,5 @@
 /* Generated by conf2struct (https://www.rutschle.net/tech/conf2struct/README)
- * on Sun Feb 21 20:56:51 2021. 
+ * on Tue Mar 16 20:23:24 2021. 
 
 # conf2struct: generate libconf parsers that read to structs
 # Copyright (C) 2018-2019  Yves Rutschle
diff --git a/sslh-conf.h b/sslh-conf.h
index 9295c2a..721db63 100644
--- a/sslh-conf.h
+++ b/sslh-conf.h
@@ -1,5 +1,5 @@
 /* Generated by conf2struct (https://www.rutschle.net/tech/conf2struct/README)
- * on Sun Feb 21 20:56:51 2021. 
+ * on Tue Mar 16 20:23:24 2021. 
 
 # conf2struct: generate libconf parsers that read to structs
 # Copyright (C) 2018-2019  Yves Rutschle
diff --git a/sslh-select.c b/sslh-select.c
index df6b099..43a05ed 100644
--- a/sslh-select.c
+++ b/sslh-select.c
@@ -76,8 +76,8 @@ static int extend_collection(struct cnx_collection* collection)
     int i, new_length = collection->num_cnx + cnx_num_alloc;
 
     if (cfg.verbose)
-        fprintf(stderr, "allocating %ld more slots.\n", cnx_num_alloc);
-    new = realloc(&collection->cnx, new_length * sizeof(collection->cnx[0]));
+        fprintf(stderr, "allocating %ld more slots (target: %d).\n", cnx_num_alloc, new_length);
+    new = realloc(collection->cnx, new_length * sizeof(collection->cnx[0]));
     if (!new) return -1;
 
     collection->cnx = new;
@@ -165,7 +165,7 @@ static int accept_new_connection(int listen_socket, struct cnx_collection *colle
     }
     if (free >= collection->num_cnx)  {
         res = extend_collection(collection);
-        if (!res) {
+        if (res) {
             log_message(LOG_ERR, "unable to extend collection -- dropping connection\n");
             close(in_socket);
             return -1;
diff --git a/t b/t
index 45179c3..5560121 100755
--- a/t
+++ b/t
@@ -21,7 +21,7 @@ my $sslh_port = $conf->fetch_array("listen")->[0]->{port};
 my $user = (getpwuid $<)[0]; # Run under current username
 
 # Which tests do we run
-my $SSH_SHY_CNX =       1;
+my $SSH_SHY_CNX =       0;
 my $PROBES_NOFRAG =     1;
 my $PROBES_AGAIN =      1;
 my $SSL_MIX_SSH =       1;
@@ -31,12 +31,12 @@ my $SSH_MIX_SSL =       1;
 # coverage, but do not necessarily result in an actual test
 # (e.g. some tests need to be run with valgrind to check all
 # memory management code).
-my $RB_CNX_NOSERVER =           1;
-my $RB_PARAM_NOHOST =           1;
-my $RB_WRONG_USERNAME =         1;
-my $RB_OPEN_PID_FILE =          1;
-my $RB_RESOLVE_ADDRESS =        1;
-my $RB_CL_PARAMS =              1;
+my $RB_CNX_NOSERVER =           0;
+my $RB_PARAM_NOHOST =           0;
+my $RB_WRONG_USERNAME =         0;
+my $RB_OPEN_PID_FILE =          0;
+my $RB_RESOLVE_ADDRESS =        0;
+my $RB_CL_PARAMS =              0;
 
 `lcov --directory . --zerocounters`;
 
@@ -208,7 +208,8 @@ foreach my $s (@{$conf->fetch_array("protocols")}) {
 }
 
 
-my @binaries = ('sslh-select', 'sslh-fork');
+#my @binaries = ('sslh-select', 'sslh-fork');
+my @binaries = ('sslh-select');
 
 for my $binary (@binaries) {
     warn "Testing $binary\n";