diff --git a/input.c b/input.c
index bd782eaf8..b0ebc0c67 100644
--- a/input.c
+++ b/input.c
@@ -293,7 +293,7 @@ static int interrupt_handler()
 	/*
 	  Fire any pending events
 	*/
-	event_fire( 0 );
+	event_fire( NULL );
 
 	/*
 	  Reap stray processes, including printing exit status messages
diff --git a/parser.c b/parser.c
index 54560cdf6..e3fc738dc 100644
--- a/parser.c
+++ b/parser.c
@@ -2538,7 +2538,7 @@ int eval( const wchar_t *cmd, io_data_t *io, int block_type )
 
 	error_code = 0;
 
-	event_fire( 0 );
+	event_fire( NULL );
 
 	while( tok_has_next( current_tokenizer ) &&
 		   !error_code &&
@@ -2546,7 +2546,7 @@ int eval( const wchar_t *cmd, io_data_t *io, int block_type )
 		   !exit_status() )
 	{
 		eval_job( current_tokenizer );
-		event_fire( 0 );
+		event_fire( NULL );
 	}
 
 	int prev_block_type = current_block->type;