1 files changed, 3 insertions, 3 deletions
diff --git a/src/main.c b/src/main.c
index 7bc4ab4..494dc46 100644
--- a/src/main.c
+++ b/src/main.c
@@ -3,8 +3,8 @@
  *
  * The Top Level Source File
  *
- * (c) 2007 Thomas White <taw27@cam.ac.uk>
- *	    Gordon Ball <gfb21@cam.ac.uk>
+ * (c) 2007-2008 Thomas White <taw27@cam.ac.uk>
+ * (c) 2007      Gordon Ball <gfb21@cam.ac.uk>
  *
  *  dtr - Diffraction Tomography Reconstruction
  *
@@ -48,7 +48,7 @@ void main_do_reconstruction(ControlContext *ctx) {
 			prealign_fine_centering(ctx->images, ctx->sum_stack);
 		}
 		
-		if ( !ctx->cache_filename ) {
+		if ( ctx->cache_filename == NULL ) {
 			
 			int i;