diff --git a/lib/dnet_ntop.c b/lib/dnet_ntop.c
index 9500df86..507a7eb8 100644
--- a/lib/dnet_ntop.c
+++ b/lib/dnet_ntop.c
@@ -1,4 +1,5 @@
 #include <errno.h>
+#include <string.h>
 #include <sys/types.h>
 #include <netinet/in.h>
 
@@ -35,11 +36,14 @@ static __inline__ int do_digit(char *str, u_int16_t *addr, u_int16_t scale, size
 
 static const char *dnet_ntop1(const struct dn_naddr *dna, char *str, size_t len)
 {
-	u_int16_t addr = dn_ntohs(*(u_int16_t *)dna->a_addr);
-	u_int16_t area = addr >> 10;
+	u_int16_t addr, area;
 	size_t pos = 0;
 	int started = 0;
 
+	memcpy(&addr, dna->a_addr, sizeof(addr));
+	addr = dn_ntohs(addr);
+	area = addr >> 10;
+
 	if (dna->a_len != 2)
 		return NULL;
 
diff --git a/lib/dnet_pton.c b/lib/dnet_pton.c
index bd7727ae..73857562 100644
--- a/lib/dnet_pton.c
+++ b/lib/dnet_pton.c
@@ -1,4 +1,5 @@
 #include <errno.h>
+#include <string.h>
 #include <sys/types.h>
 #include <netinet/in.h>
 
@@ -37,6 +38,7 @@ static int dnet_num(const char *src, u_int16_t * dst)
 
 static int dnet_pton1(const char *src, struct dn_naddr *dna)
 {
+	u_int16_t addr;
 	u_int16_t area = 0;
 	u_int16_t node = 0;
 	int pos;
@@ -48,7 +50,8 @@ static int dnet_pton1(const char *src, struct dn_naddr *dna)
 	if ((pos == 0) || (node > 1023))
 		return 0;
 	dna->a_len = 2;
-	*(u_int16_t *)dna->a_addr = dn_htons((area << 10) | node);
+	addr = dn_htons((area << 10) | node);
+	memcpy(dna->a_addr, &addr, sizeof(addr));
 
 	return 1;
 }