diff --git a/cgit.c b/cgit.c
index b282a67..9b4815d 100644
--- a/cgit.c
+++ b/cgit.c
@@ -116,7 +116,7 @@ static void cgit_print_repo_page(struct cacheitem *item)
 	} else if (!strcmp(cgit_query_page, "tree")) {
 		cgit_print_tree(cgit_query_head, cgit_query_sha1, cgit_query_path);
 	} else if (!strcmp(cgit_query_page, "commit")) {
-		cgit_print_commit(cgit_query_sha1);
+		cgit_print_commit(cgit_query_head);
 	} else if (!strcmp(cgit_query_page, "view")) {
 		cgit_print_view(cgit_query_sha1, cgit_query_path);
 	} else if (!strcmp(cgit_query_page, "diff")) {
diff --git a/ui-commit.c b/ui-commit.c
index 8011dfc..93eb8fd 100644
--- a/ui-commit.c
+++ b/ui-commit.c
@@ -197,7 +197,7 @@ void cgit_print_commit(const char *hex)
 		html("<tr><th>parent</th>"
 		     "<td colspan='2' class='sha1'>"
 		     "<a href='");
-		query = fmt("id=%s", sha1_to_hex(p->item->object.sha1));
+		query = fmt("h=%s", sha1_to_hex(p->item->object.sha1));
 		html_attr(cgit_pageurl(cgit_query_repo, "commit", query));
 		htmlf("'>%s</a> (<a href='",
 		      sha1_to_hex(p->item->object.sha1));
diff --git a/ui-log.c b/ui-log.c
index 6d5509b..9d0ec02 100644
--- a/ui-log.c
+++ b/ui-log.c
@@ -34,7 +34,7 @@ void print_commit(struct commit *commit)
 	strftime(buf, sizeof(buf), "%Y-%m-%d %H:%M", time);
 	html_txt(buf);
 	html("</td><td>");
-	char *qry = fmt("id=%s", sha1_to_hex(commit->object.sha1));
+	char *qry = fmt("h=%s", sha1_to_hex(commit->object.sha1));
 	char *url = cgit_pageurl(cgit_query_repo, "commit", qry);
 	html_link_open(url, NULL, NULL);
 	html_ntxt(cgit_max_msg_len, info->subject);
@@ -121,4 +121,3 @@ void cgit_print_log(const char *tip, int ofs, int cnt, char *grep, char *path)
 	}
 	html("</div>");
 }
-
diff --git a/ui-summary.c b/ui-summary.c
index b99ea98..e7158cc 100644
--- a/ui-summary.c
+++ b/ui-summary.c
@@ -33,7 +33,7 @@ static int cgit_print_branch_cb(const char *refname, const unsigned char *sha1,
 		html_txt(info->author);
 		html("</td><td>");
 		url = cgit_pageurl(cgit_query_repo, "commit",
-				   fmt("id=%s", sha1_to_hex(sha1)));
+				   fmt("h=%s", sha1_to_hex(sha1)));
 		html_link_open(url, NULL, NULL);
 		html_ntxt(cgit_max_msg_len, info->subject);
 		html_link_close();
@@ -52,17 +52,21 @@ static int cgit_print_branch_cb(const char *refname, const unsigned char *sha1,
 
 static void cgit_print_object_ref(struct object *obj)
 {
-	char *page, *url;
+	char *page, *arg, *url;
 
-	if (obj->type == OBJ_COMMIT)
+	if (obj->type == OBJ_COMMIT) {
 		page = "commit";
-	else if (obj->type == OBJ_TREE)
+		arg = "h";
+	} else if (obj->type == OBJ_TREE) {
 		page = "tree";
-	else
+		arg = "id";
+	} else {
 		page = "view";
+		arg = "id";
+	}
 
 	url = cgit_pageurl(cgit_query_repo, page,
-			   fmt("id=%s", sha1_to_hex(obj->sha1)));
+			   fmt("%s=%s", arg, sha1_to_hex(obj->sha1)));
 	html_link_open(url, NULL, NULL);
 	htmlf("%s %s", typename(obj->type),
 	      sha1_to_hex(obj->sha1));