diff --git a/common/openpgp-oid.c b/common/openpgp-oid.c
index 4e53a74fd..02b87078b 100644
--- a/common/openpgp-oid.c
+++ b/common/openpgp-oid.c
@@ -568,7 +568,7 @@ map_openpgp_pk_to_gcry (pubkey_algo_t algo)
     case PUBKEY_ALGO_EDDSA:  return GCRY_PK_EDDSA;
     case PUBKEY_ALGO_ECDSA:  return GCRY_PK_ECDSA;
     case PUBKEY_ALGO_ECDH:   return GCRY_PK_ECDH;
-    default: return algo < 110 ? algo : 0;
+    default: return algo < 110 ? (enum gcry_pk_algos)algo : 0;
     }
 }
 
diff --git a/dirmngr/dns-stuff.c b/dirmngr/dns-stuff.c
index 07d0cca8d..cdda86d63 100644
--- a/dirmngr/dns-stuff.c
+++ b/dirmngr/dns-stuff.c
@@ -2196,7 +2196,7 @@ get_dns_srv (ctrl_t ctrl,
           (*list)[j].run_count=prio_count;
         }
 
-      chose=prio_count*rand()/RAND_MAX;
+      chose=prio_count*rand()/(float)RAND_MAX;
 
       for (j=i;j<srvcount && (*list)[i].priority==(*list)[j].priority;j++)
         {
diff --git a/sm/gpgsm.c b/sm/gpgsm.c
index cbce15594..6715527eb 100644
--- a/sm/gpgsm.c
+++ b/sm/gpgsm.c
@@ -955,7 +955,7 @@ parse_keyserver_line (char *line,
 int
 main ( int argc, char **argv)
 {
-  gpg_error_t err;
+  gpg_error_t err = 0;
   gpgrt_argparse_t pargs;
   int orig_argc;
   char **orig_argv;