diff --git a/src/testsuite/testsuite-mailstore.h b/src/testsuite/testsuite-mailstore.h
index dcba916c08dda61fc99117d2a53b07ba7e91bc41..4283c00d03fb60021d6c7eebf7cc165bac64c99c 100644
--- a/src/testsuite/testsuite-mailstore.h
+++ b/src/testsuite/testsuite-mailstore.h
@@ -23,18 +23,18 @@ struct mail_user *testsuite_mailstore_get_user(void);
  * Mailbox Access
  */
 
-bool testsuite_mailstore_mailbox_create
-	(const struct sieve_runtime_env *renv ATTR_UNUSED, const char *folder);
+bool testsuite_mailstore_mailbox_create(
+	const struct sieve_runtime_env *renv ATTR_UNUSED, const char *folder);
 
-bool testsuite_mailstore_mail_index
-	(const struct sieve_runtime_env *renv, const char *folder,
-		unsigned int index);
+bool testsuite_mailstore_mail_index(const struct sieve_runtime_env *renv,
+				    const char *folder, unsigned int index);
 
 /*
  * IMAP metadata
  */
 
-int testsuite_mailstore_set_imap_metadata
-	(const char *mailbox, const char *annotation, const char *value);
+int testsuite_mailstore_set_imap_metadata(const char *mailbox,
+					  const char *annotation,
+					  const char *value);
 
 #endif