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