diff --git a/libavcodec/dct-test.c b/libavcodec/dct-test.c
index 730a368257..b7a27f0beb 100644
--- a/libavcodec/dct-test.c
+++ b/libavcodec/dct-test.c
@@ -531,5 +531,8 @@ int main(int argc, char **argv)
             }
     }
 
-    return err;
+    if (err)
+        printf("Error: %d.\n", err);
+
+    return !!err;
 }