diff --git a/cfg/posix.cfg b/cfg/posix.cfg
index d0d6c8175..1641dc0a3 100644
--- a/cfg/posix.cfg
+++ b/cfg/posix.cfg
@@ -973,6 +973,7 @@
     <arg nr="1">
       <not-uninit/>
     </arg>
+    <arg nr="2"/>
   </function>
   <!-- int      mq_notify(mqd_t, const struct sigevent *); -->
   <function name="mq_notify">
@@ -981,6 +982,7 @@
       <not-uninit/>
       <not-null/>
     </arg>
+    <arg nr="2"/>
   </function>
   <!-- mqd_t    mq_open(const char *, int, ...); -->
   <function name="mq_open">
@@ -992,6 +994,7 @@
     <arg nr="1">
       <not-uninit/>
     </arg>
+    <arg nr="4"/>
   </function>
   <!-- int      mq_send(mqd_t, const char *, size_t, unsigned); -->
   <function name="mq_send">
@@ -999,6 +1002,7 @@
     <arg nr="1">
       <not-uninit/>
     </arg>
+    <arg nr="4"/>
   </function>
   <!-- int      mq_setattr(mqd_t, const struct mq_attr *restrict,
              struct mq_attr *restrict); -->
@@ -1007,6 +1011,7 @@
     <arg nr="1">
       <not-uninit/>
     </arg>
+    <arg nr="3"/>
   </function>
   <!-- ssize_t  mq_timedreceive(mqd_t, char *restrict, size_t,
              unsigned *restrict, const struct timespec *restrict); -->
@@ -1015,6 +1020,7 @@
     <arg nr="1">
       <not-uninit/>
     </arg>
+    <arg nr="5"/>
   </function>
   <!-- int      mq_timedsend(mqd_t, const char *, size_t, unsigned,
              const struct timespec *); -->