diff --git a/src/journal-remote/journal-gatewayd.c b/src/journal-remote/journal-gatewayd.c
index 9a1c5b76ca..63261bfa6c 100644
--- a/src/journal-remote/journal-gatewayd.c
+++ b/src/journal-remote/journal-gatewayd.c
@@ -1041,7 +1041,7 @@ int main(int argc, char *argv[]) {
                         MHD_USE_DEBUG |
                         MHD_USE_DUAL_STACK |
                         MHD_USE_ITC |
-                        MHD_USE_POLL |
+                        MHD_USE_POLL_INTERNAL_THREAD |
                         MHD_USE_THREAD_PER_CONNECTION;
 
                 if (n > 0)
@@ -1053,10 +1053,10 @@ int main(int argc, char *argv[]) {
                                 {MHD_OPTION_HTTPS_MEM_KEY, 0, arg_key_pem};
                         opts[opts_pos++] = (struct MHD_OptionItem)
                                 {MHD_OPTION_HTTPS_MEM_CERT, 0, arg_cert_pem};
-                        flags |= MHD_USE_SSL;
+                        flags |= MHD_USE_TLS;
                 }
                 if (arg_trust_pem) {
-                        assert(flags & MHD_USE_SSL);
+                        assert(flags & MHD_USE_TLS);
                         opts[opts_pos++] = (struct MHD_OptionItem)
                                 {MHD_OPTION_HTTPS_MEM_TRUST, 0, arg_trust_pem};
                 }
diff --git a/src/journal-remote/journal-remote.c b/src/journal-remote/journal-remote.c
index 810206c621..0e051c8ff9 100644
--- a/src/journal-remote/journal-remote.c
+++ b/src/journal-remote/journal-remote.c
@@ -644,6 +644,7 @@ static int setup_microhttpd_server(RemoteServer *s,
                 { MHD_OPTION_END},
                 { MHD_OPTION_END},
                 { MHD_OPTION_END},
+                { MHD_OPTION_END},
                 { MHD_OPTION_END}};
         int opts_pos = 4;
         int flags =
@@ -663,6 +664,15 @@ static int setup_microhttpd_server(RemoteServer *s,
         if (r < 0)
                 return log_error_errno(r, "Failed to make fd:%d nonblocking: %m", fd);
 
+/* MHD_OPTION_STRICT_FOR_CLIENT is introduced in microhttpd 0.9.54,
+ *  and MHD_USE_PEDANTIC_CHECKS will be deprecated in future. */
+#ifdef MHD_USE_PEDANTIC_CHECKS
+        opts[opts_pos++] = (struct MHD_OptionItem)
+                {MHD_OPTION_STRICT_FOR_CLIENT, 1};
+#else
+        flags |= MHD_USE_PEDANTIC_CHECKS;
+#endif
+
         if (key) {
                 assert(cert);
 
@@ -671,7 +681,7 @@ static int setup_microhttpd_server(RemoteServer *s,
                 opts[opts_pos++] = (struct MHD_OptionItem)
                         {MHD_OPTION_HTTPS_MEM_CERT, 0, (char*) cert};
 
-                flags |= MHD_USE_SSL;
+                flags |= MHD_USE_TLS;
 
                 if (trust)
                         opts[opts_pos++] = (struct MHD_OptionItem)
diff --git a/src/journal-remote/microhttpd-util.h b/src/journal-remote/microhttpd-util.h
index 7f88c2cb7d..8112851b16 100644
--- a/src/journal-remote/microhttpd-util.h
+++ b/src/journal-remote/microhttpd-util.h
@@ -41,6 +41,16 @@
 #  define MHD_USE_EPOLL MHD_USE_EPOLL_LINUX_ONLY
 #endif
 
+/* Renamed in µhttpd 0.9.52 */
+#ifndef MHD_USE_SSL
+#  define MHD_USE_TLS MHD_USE_SSL
+#endif
+
+/* Renamed in µhttpd 0.9.53 */
+#ifndef MHD_USE_POLL_INTERNALLY
+#  define MHD_USE_POLL_INTERNAL_THREAD MHD_USE_POLL_INTERNALLY
+#endif
+
 /* Both the old and new names are defines, check for the new one. */
 
 /* Renamed in µhttpd 0.9.53 */
diff --git a/sysusers.d/systemd-remote.conf.m4 b/sysusers.d/systemd-remote.conf.m4
index 0e9d71cdd0..83b362643f 100644
--- a/sysusers.d/systemd-remote.conf.m4
+++ b/sysusers.d/systemd-remote.conf.m4
@@ -6,7 +6,6 @@
 #  (at your option) any later version.
 
 m4_ifdef(`HAVE_MICROHTTPD',
-u systemd-journal-gateway - "systemd Journal Gateway"
 u systemd-journal-remote  - "systemd Journal Remote"
 )m4_dnl
 m4_ifdef(`HAVE_LIBCURL',
diff --git a/units/systemd-journal-gatewayd.service.in b/units/systemd-journal-gatewayd.service.in
index 99099967e7..42da3504b8 100644
--- a/units/systemd-journal-gatewayd.service.in
+++ b/units/systemd-journal-gatewayd.service.in
@@ -15,6 +15,7 @@ ExecStart=@rootlibexecdir@/systemd-journal-gatewayd
 User=systemd-journal-gateway
 Group=systemd-journal-gateway
 SupplementaryGroups=systemd-journal
+DynamicUser=yes
 PrivateTmp=yes
 PrivateDevices=yes
 PrivateNetwork=yes