diff --git a/changes/bug4535 b/changes/bug4535
new file mode 100644
index 0000000000..57ced29d0b
--- /dev/null
+++ b/changes/bug4535
@@ -0,0 +1,3 @@
+  o Minor bugfixes:
+    - Use tor_socket_t type for listener argument to accept(). Fixes bug
+      4535; bugfix on 0.2.2.28-beta. Found by "troll_un".
diff --git a/src/common/compat.c b/src/common/compat.c
index ea95f9f085..33e2864ada 100644
--- a/src/common/compat.c
+++ b/src/common/compat.c
@@ -979,7 +979,7 @@ tor_open_socket(int domain, int type, int protocol)
 
 /** As socket(), but counts the number of open sockets. */
 tor_socket_t
-tor_accept_socket(int sockfd, struct sockaddr *addr, socklen_t *len)
+tor_accept_socket(tor_socket_t sockfd, struct sockaddr *addr, socklen_t *len)
 {
   tor_socket_t s;
 #if defined(HAVE_ACCEPT4) && defined(SOCK_CLOEXEC)
diff --git a/src/common/compat.h b/src/common/compat.h
index db541623d3..a228a46cf8 100644
--- a/src/common/compat.h
+++ b/src/common/compat.h
@@ -408,7 +408,7 @@ typedef int socklen_t;
 
 int tor_close_socket(tor_socket_t s);
 tor_socket_t tor_open_socket(int domain, int type, int protocol);
-tor_socket_t tor_accept_socket(int sockfd, struct sockaddr *addr,
+tor_socket_t tor_accept_socket(tor_socket_t sockfd, struct sockaddr *addr,
                                   socklen_t *len);
 int get_n_open_sockets(void);