diff --git a/tracetools/include/tracetools/tp_call.h b/tracetools/include/tracetools/tp_call.h
index 1facd35..a1aaa13 100644
--- a/tracetools/include/tracetools/tp_call.h
+++ b/tracetools/include/tracetools/tp_call.h
@@ -189,13 +189,11 @@ TRACEPOINT_EVENT(
   rclcpp_callback_register,
   TP_ARGS(
     const void *, callback_arg,
-    const char *, symbol_arg,
-    const void *, address_arg
+    const char *, symbol_arg
   ),
   TP_FIELDS(
     ctf_integer_hex(const void *, callback, callback_arg)
     ctf_string(symbol, symbol_arg)
-    ctf_integer_hex(const void *, address, address_arg)
   )
 )
 
diff --git a/tracetools/include/tracetools/tracetools.h b/tracetools/include/tracetools/tracetools.h
index b6c38f6..2bf082d 100644
--- a/tracetools/include/tracetools/tracetools.h
+++ b/tracetools/include/tracetools/tracetools.h
@@ -129,8 +129,7 @@ void TRACEPOINT(
 void TRACEPOINT(
   rclcpp_callback_register,
   const void * callback,
-  const char * function_symbol,
-  const void * address);
+  const char * function_symbol);
 
 /**
  * tp: callback_start
diff --git a/tracetools/src/tracetools.c b/tracetools/src/tracetools.c
index 36103d1..fc2b996 100644
--- a/tracetools/src/tracetools.c
+++ b/tracetools/src/tracetools.c
@@ -182,15 +182,13 @@ void TRACEPOINT(
 void TRACEPOINT(
   rclcpp_callback_register,
   const void * callback,
-  const char * function_symbol,
-  const void * address)
+  const char * function_symbol)
 {
   CONDITIONAL_TP(
     ros2,
     rclcpp_callback_register,
     callback,
-    function_symbol,
-    address);
+    function_symbol);
 }
 
 void TRACEPOINT(