diff --git a/src/zmc.cpp b/src/zmc.cpp
index 9d47ac1da..76b16e6d0 100644
--- a/src/zmc.cpp
+++ b/src/zmc.cpp
@@ -258,7 +258,7 @@ int main( int argc, char *argv[] )
   sigaddset( &block_set, SIGUSR1 );
   sigaddset( &block_set, SIGUSR2 );
 
-	monitors[0]->setStartTime( time(NULL) );
+	monitors[0]->setStartupTime( (time_t)time(NULL) );
   if ( monitors[0]->PrimeCapture() < 0 )
   {
     Error( "Failed to prime capture of initial monitor" );