diff --git a/lib/plymouth-ctrl.c b/lib/plymouth-ctrl.c
index 75d8b9342..0e60341a1 100644
--- a/lib/plymouth-ctrl.c
+++ b/lib/plymouth-ctrl.c
@@ -85,7 +85,8 @@ static int open_un_socket_and_connect(void)
 	 * Please note that the PLYMOUTH_SOCKET_PATH has a
 	 * leading NULL byte to mark it as an abstract socket
 	 */
-	ret = connect(fd, &su, offsetof(struct sockaddr_un, sun_path) + 1 + strlen(su.sun_path+1));
+	ret = connect(fd, (const struct sockaddr *) &su,
+	              offsetof(struct sockaddr_un, sun_path) + 1 + strlen(su.sun_path+1));
 	if (ret < 0) {
 		if (errno != ECONNREFUSED)
 			warnx(_("cannot connect on UNIX socket"));
diff --git a/login-utils/last.c b/login-utils/last.c
index 679ea6c12..f93ec7fbf 100644
--- a/login-utils/last.c
+++ b/login-utils/last.c
@@ -503,7 +503,7 @@ static int list(const struct last_control *ctl, struct utmpx *p, time_t logout_t
 	 */
 	r = -1;
 	if (ctl->usedns || ctl->useip)
-		r = dns_lookup(domain, sizeof(domain), ctl->useip, p->ut_addr_v6);
+		r = dns_lookup(domain, sizeof(domain), ctl->useip, (int32_t*)p->ut_addr_v6);
 	if (r < 0) {
 		size_t sz = sizeof(p->ut_host);
 
diff --git a/misc-utils/test_uuidd.c b/misc-utils/test_uuidd.c
index 73cc90a17..9883cbf29 100644
--- a/misc-utils/test_uuidd.c
+++ b/misc-utils/test_uuidd.c
@@ -183,8 +183,8 @@ static void create_nthreads(process_t *proc, size_t index)
 			break;
 		}
 
-		LOG(2, (stderr, "%d: started thread [tid=%d,index=%zu]\n",
-		     proc->pid, (int) th->tid, th->index));
+		LOG(2, (stderr, "%d: started thread [tid=%jd,index=%zu]\n",
+		     proc->pid, (intmax_t) th->tid, th->index));
 		index += nobjects;
 		ncreated++;
 	}
@@ -203,8 +203,8 @@ static void create_nthreads(process_t *proc, size_t index)
 			err(EXIT_FAILURE, "pthread_join failed");
 		}
 
-		LOG(2, (stderr, "%d: thread exited [tid=%d,return=%d]\n",
-		     proc->pid, (int) th->tid, th->retval));
+		LOG(2, (stderr, "%d: thread exited [tid=%jd,return=%d]\n",
+		     proc->pid, (intmax_t) th->tid, th->retval));
 	}
 }
 
@@ -256,7 +256,7 @@ static void object_dump(size_t idx, object_t *obj)
 	fprintf(stderr, "  uuid:    <%s>\n", p);
 	fprintf(stderr, "  idx:     %zu\n", obj->idx);
 	fprintf(stderr, "  process: %d\n", (int) obj->pid);
-	fprintf(stderr, "  thread:  %d\n", (int) obj->tid);
+	fprintf(stderr, "  thread:  %jd\n", (intmax_t) obj->tid);
 	fprintf(stderr, "}\n");
 }
 
diff --git a/sys-utils/hwclock.h b/sys-utils/hwclock.h
index 7d2cc45ac..f3f76a6da 100644
--- a/sys-utils/hwclock.h
+++ b/sys-utils/hwclock.h
@@ -5,6 +5,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <sys/time.h>
 #include <time.h>
 
 #include "c.h"
diff --git a/sys-utils/prlimit.c b/sys-utils/prlimit.c
index a62d457fe..afd19281b 100644
--- a/sys-utils/prlimit.c
+++ b/sys-utils/prlimit.c
@@ -364,12 +364,12 @@ static void do_prlimit(struct list_head *lims)
 			if (new->rlim_cur == RLIM_INFINITY)
 				printf("<%s", _("unlimited"));
 			else
-				printf("<%ju", new->rlim_cur);
+				printf("<%ju", (uintmax_t)new->rlim_cur);
 
 			if (new->rlim_max == RLIM_INFINITY)
 				printf(":%s>\n", _("unlimited"));
 			else
-				printf(":%ju>\n", new->rlim_max);
+				printf(":%ju>\n", (uintmax_t)new->rlim_max);
 		}
 
 		if (prlimit(pid, lim->desc->resource, new, old) == -1)