diff --git a/man3/getline.3 b/man3/getline.3
index 0dc3a562d..8cd974c05 100644
--- a/man3/getline.3
+++ b/man3/getline.3
@@ -184,7 +184,7 @@ main(int argc, char *argv[])
     }
 
     while ((nread = getline(&line, &len, stream)) != \-1) {
-        printf("Retrieved line of length %zu:\en", nread);
+        printf("Retrieved line of length %zd:\en", nread);
         fwrite(line, nread, 1, stdout);
     }