diff --git a/libs/dpalign.c b/libs/dpalign.c
index 0e07b67..0eab932 100644
--- a/Bio/Ext/Align/libs/dpalign.c
+++ b/Bio/Ext/Align/libs/dpalign.c
@@ -40,7 +40,7 @@ int blosum62[24][24] = {
 void
 dpAlign_fatal(char * s)
 {
-    fprintf(stderr, s);
+    fputs(stderr, s);
     exit(-1);
 }