diff --git a/src/network/networkd-dhcp-prefix-delegation.c b/src/network/networkd-dhcp-prefix-delegation.c
index 85c5233472..c5757ac8f2 100644
--- a/src/network/networkd-dhcp-prefix-delegation.c
+++ b/src/network/networkd-dhcp-prefix-delegation.c
@@ -271,6 +271,10 @@ int dhcp_pd_remove(Link *link, bool only_marked) {
                 }
         }
 
+        if (!only_marked)
+                /* Also drop pending requests when the lease is lost or the client is stopped. */
+                RET_GATHER(ret, link_drop_requests(link, NETWORK_CONFIG_SOURCE_DHCP_PD));
+
         return ret;
 }
 
diff --git a/src/network/networkd-dhcp4.c b/src/network/networkd-dhcp4.c
index 468c3eb920..bd5cf845a6 100644
--- a/src/network/networkd-dhcp4.c
+++ b/src/network/networkd-dhcp4.c
@@ -272,6 +272,10 @@ static int dhcp4_remove_address_and_routes(Link *link, bool only_marked) {
                 RET_GATHER(ret, address_remove_and_cancel(address, link));
         }
 
+        if (!only_marked)
+                /* Also drop pending requests when the lease is lost or the client is stopped. */
+                RET_GATHER(ret, link_drop_requests(link, NETWORK_CONFIG_SOURCE_DHCP4));
+
         return ret;
 }
 
diff --git a/src/network/networkd-dhcp6.c b/src/network/networkd-dhcp6.c
index 799caeb15b..db3d9297c2 100644
--- a/src/network/networkd-dhcp6.c
+++ b/src/network/networkd-dhcp6.c
@@ -83,6 +83,10 @@ static int dhcp6_remove(Link *link, bool only_marked) {
                 RET_GATHER(ret, address_remove_and_cancel(address, link));
         }
 
+        if (!only_marked)
+                /* Also drop pending requests when the lease is lost or the client is stopped. */
+                RET_GATHER(ret, link_drop_requests(link, NETWORK_CONFIG_SOURCE_DHCP6));
+
         return ret;
 }
 
diff --git a/src/network/networkd-ndisc.c b/src/network/networkd-ndisc.c
index 4198a6d017..3476effb2f 100644
--- a/src/network/networkd-ndisc.c
+++ b/src/network/networkd-ndisc.c
@@ -3194,6 +3194,9 @@ int ndisc_stop(Link *link) {
 void ndisc_flush(Link *link) {
         assert(link);
 
+        /* First, drop pending requests. */
+        (void) link_drop_requests(link, NETWORK_CONFIG_SOURCE_NDISC);
+
         /* Remove all addresses, routes, RDNSS, DNSSL, DNR, and Captive Portal entries, without exception. */
         (void) ndisc_drop_outdated(link, /* router= */ NULL, /* timestamp_usec= */ USEC_INFINITY);
         (void) ndisc_drop_redirect(link, /* router= */ NULL);