diff --git a/lib_debug/wmc_auto.c b/lib_debug/wmc_auto.c
index 731b01e1c14b7e8cad2fd4b922010941855b5224..ce4cc993de680785b1b6aeef395009aba1205a96 100644
--- a/lib_debug/wmc_auto.c
+++ b/lib_debug/wmc_auto.c
@@ -2499,11 +2499,11 @@ long DeltaWeightedOperation( unsigned int CounterId )
 void Reset_BASOP_WMOPS_counter( unsigned int counterId )
 {
     int i;
-    long *ptr;
+    unsigned int *ptr;
 
     /* reset the current BASOP operation counter */
-    ptr = (long *) &multiCounter[counterId];
-    for ( i = 0; i < (int) ( sizeof( multiCounter[counterId] ) / sizeof( long ) ); i++ )
+    ptr = (unsigned int *) &multiCounter[counterId];
+    for ( i = 0; i < (int) (sizeof(BASIC_OP) / sizeof(unsigned int)); i++ )
     {
         *ptr++ = 0;
     }