diff --git a/tests/net/checksum_offload/src/main.c b/tests/net/checksum_offload/src/main.c
index 69edbcbbd32c3cc16c89566ca417f9ab0b0f85a0..d72b479e5c5cd9717cd59f87a8c60f39d13bdcb5 100644
--- a/tests/net/checksum_offload/src/main.c
+++ b/tests/net/checksum_offload/src/main.c
@@ -392,7 +392,7 @@ static void test_address_setup(void)
 		zassert_not_null(ifaddr, "addr1");
 	}
 
-	/* For testing purposes we need to set the adddresses preferred */
+	/* For testing purposes we need to set the addresses preferred */
 	ifaddr->addr_state = NET_ADDR_PREFERRED;
 
 	ifaddr = net_if_ipv6_addr_add(iface1, &ll_addr,
diff --git a/tests/net/hostname/src/main.c b/tests/net/hostname/src/main.c
index 3f5053653631d697845dfcd2a34d44e0458c4759..3cebc10e68bb7c6d00b901a521f28557e201ff2b 100644
--- a/tests/net/hostname/src/main.c
+++ b/tests/net/hostname/src/main.c
@@ -252,7 +252,7 @@ static void test_iface_setup(void)
 		zassert_not_null(ifaddr, "ipv4 addr1");
 	}
 
-	/* For testing purposes we need to set the adddresses preferred */
+	/* For testing purposes we need to set the addresses preferred */
 	ifaddr->addr_state = NET_ADDR_PREFERRED;
 
 	ifaddr = net_if_ipv6_addr_add(iface1, &ll_addr,
diff --git a/tests/net/iface/src/main.c b/tests/net/iface/src/main.c
index 88130a657f060f80ba16ebc229c244a3f939c22d..220b1a3673fbe1acdfb4b3ab3e3ebb0ba3028249 100644
--- a/tests/net/iface/src/main.c
+++ b/tests/net/iface/src/main.c
@@ -363,7 +363,7 @@ static void test_iface_setup(void)
 		zassert_not_null(ifaddr, "ipv4 addr1");
 	}
 
-	/* For testing purposes we need to set the adddresses preferred */
+	/* For testing purposes we need to set the addresses preferred */
 	ifaddr->addr_state = NET_ADDR_PREFERRED;
 
 	ifaddr = net_if_ipv6_addr_add(iface1, &ll_addr,
diff --git a/tests/net/ipv6_fragment/src/main.c b/tests/net/ipv6_fragment/src/main.c
index 8b2677251e09cadf26215e7ae0b0a155707fae5a..f4cc9d347202ee4d1b61a3719bd79302eec9a630 100644
--- a/tests/net/ipv6_fragment/src/main.c
+++ b/tests/net/ipv6_fragment/src/main.c
@@ -1474,7 +1474,7 @@ static void test_setup(void)
 			net_sprint_ipv6_addr(&ll_addr));
 		zassert_not_null(ifaddr, "ll_addr");
 	} else {
-		/* we need to set the adddresses preferred */
+		/* we need to set the addresses preferred */
 		ifaddr->addr_state = NET_ADDR_PREFERRED;
 	}
 
diff --git a/tests/net/lib/dns_addremove/src/main.c b/tests/net/lib/dns_addremove/src/main.c
index b0ad1f84ba0a242b97f408d58aadcdd1c52dbd87..9e639b86ce7fefe6f3a2509fb41c9f2046011f7b 100644
--- a/tests/net/lib/dns_addremove/src/main.c
+++ b/tests/net/lib/dns_addremove/src/main.c
@@ -176,7 +176,7 @@ static void test_init(void)
 		return;
 	}
 
-	/* For testing purposes we need to set the adddresses preferred */
+	/* For testing purposes we need to set the addresses preferred */
 	ifaddr->addr_state = NET_ADDR_PREFERRED;
 #endif
 
diff --git a/tests/net/lib/dns_resolve/src/main.c b/tests/net/lib/dns_resolve/src/main.c
index 1fd900158100f3e5484d06adca0196f131ffb9a7..828b76e16c5a6d1f33eabca7d1fbfd766f296b52 100644
--- a/tests/net/lib/dns_resolve/src/main.c
+++ b/tests/net/lib/dns_resolve/src/main.c
@@ -224,7 +224,7 @@ static void test_init(void)
 		return;
 	}
 
-	/* For testing purposes we need to set the adddresses preferred */
+	/* For testing purposes we need to set the addresses preferred */
 	ifaddr->addr_state = NET_ADDR_PREFERRED;
 
 	ifaddr = net_if_ipv6_addr_add(iface1, &ll_addr,
diff --git a/tests/net/promiscuous/src/main.c b/tests/net/promiscuous/src/main.c
index 20da8d663880176809448c68d6be2815595fbabd..227c0f1bfb6018d49209b711afb64cc67116b82c 100644
--- a/tests/net/promiscuous/src/main.c
+++ b/tests/net/promiscuous/src/main.c
@@ -228,7 +228,7 @@ static void test_iface_setup(void)
 		zassert_not_null(ifaddr, "addr1");
 	}
 
-	/* For testing purposes we need to set the adddresses preferred */
+	/* For testing purposes we need to set the addresses preferred */
 	ifaddr->addr_state = NET_ADDR_PREFERRED;
 
 	ifaddr = net_if_ipv6_addr_add(iface1, &ll_addr,
diff --git a/tests/net/ptp/clock/src/main.c b/tests/net/ptp/clock/src/main.c
index bd956432881ea6422963eac7ca90fa53ccf9ec5b..2dfcb6316d756bc7e1f3855384fbef23eaa798fc 100644
--- a/tests/net/ptp/clock/src/main.c
+++ b/tests/net/ptp/clock/src/main.c
@@ -370,7 +370,7 @@ static void test_address_setup(void)
 		zassert_not_null(ifaddr, "addr1\n");
 	}
 
-	/* For testing purposes we need to set the adddresses preferred */
+	/* For testing purposes we need to set the addresses preferred */
 	ifaddr->addr_state = NET_ADDR_PREFERRED;
 
 	ifaddr = net_if_ipv6_addr_add(iface1, &ll_addr,
diff --git a/tests/net/route/src/main.c b/tests/net/route/src/main.c
index faa696076d36af6ba5292c020e72ce81f6dfc4fb..8c7ec8f01b60f82d54c30fb1869fe63dfe9a192a 100644
--- a/tests/net/route/src/main.c
+++ b/tests/net/route/src/main.c
@@ -259,7 +259,7 @@ static void test_init(void)
 	zassert_not_null(ifaddr,
 			 "Cannot add IPv6 address");
 
-	/* For testing purposes we need to set the adddresses preferred */
+	/* For testing purposes we need to set the addresses preferred */
 	ifaddr->addr_state = NET_ADDR_PREFERRED;
 
 	ifaddr = net_if_ipv6_addr_add(my_iface, &ll_addr,
diff --git a/tests/net/traffic_class/src/main.c b/tests/net/traffic_class/src/main.c
index 2dca0005534ab69e1e3a5d082adb8dd0a5958d53..5ffb1f24ad97eca0e1a66ed10cb9a57625c93be8 100644
--- a/tests/net/traffic_class/src/main.c
+++ b/tests/net/traffic_class/src/main.c
@@ -288,7 +288,7 @@ static void address_setup(void)
 		zassert_not_null(ifaddr, "addr1");
 	}
 
-	/* For testing purposes we need to set the adddresses preferred */
+	/* For testing purposes we need to set the addresses preferred */
 	ifaddr->addr_state = NET_ADDR_PREFERRED;
 
 	ifaddr = net_if_ipv6_addr_add(iface1, &ll_addr,
diff --git a/tests/net/tx_timestamp/src/main.c b/tests/net/tx_timestamp/src/main.c
index 28981d8c27a58aeaf57c8649448317ab3fcca652..c2a0865673ac5de88b144da2413518d17f2883e4 100644
--- a/tests/net/tx_timestamp/src/main.c
+++ b/tests/net/tx_timestamp/src/main.c
@@ -364,7 +364,7 @@ static void test_address_setup(void)
 		zassert_not_null(ifaddr, "addr1\n");
 	}
 
-	/* For testing purposes we need to set the adddresses preferred */
+	/* For testing purposes we need to set the addresses preferred */
 	ifaddr->addr_state = NET_ADDR_PREFERRED;
 
 	ifaddr = net_if_ipv6_addr_add(iface1, &ll_addr,
diff --git a/tests/net/virtual/src/main.c b/tests/net/virtual/src/main.c
index 3d22a79f988497d7ced842a42ac6e556bd9876e1..6bd2d09de743ee23b9f606aabd3245659166b558 100644
--- a/tests/net/virtual/src/main.c
+++ b/tests/net/virtual/src/main.c
@@ -405,7 +405,7 @@ static void test_address_setup(void)
 		zassert_not_null(ifaddr, "eth addr");
 	}
 
-	/* For testing purposes we need to set the adddresses preferred */
+	/* For testing purposes we need to set the addresses preferred */
 	ifaddr->addr_state = NET_ADDR_PREFERRED;
 
 	ifaddr = net_if_ipv4_addr_add(eth, &my_addr, NET_ADDR_MANUAL, 0);
diff --git a/tests/net/vlan/src/main.c b/tests/net/vlan/src/main.c
index 1889a4d92387f0c8b54528d2619e5ff47fd24441..3e02a2bd37328498096b5f3625ad5799989ec8dc 100644
--- a/tests/net/vlan/src/main.c
+++ b/tests/net/vlan/src/main.c
@@ -376,7 +376,7 @@ static void test_address_setup(void)
 		zassert_not_null(ifaddr, "addr1");
 	}
 
-	/* For testing purposes we need to set the adddresses preferred */
+	/* For testing purposes we need to set the addresses preferred */
 	ifaddr->addr_state = NET_ADDR_PREFERRED;
 
 	ifaddr = net_if_ipv6_addr_add(iface1, &ll_addr,