diff --git a/dlls/msi/tests/db.c b/dlls/msi/tests/db.c
index 6f92a21f28c..475b10b970a 100644
--- a/dlls/msi/tests/db.c
+++ b/dlls/msi/tests/db.c
@@ -4694,7 +4694,7 @@ static const struct {
     {_StringPool, data14, sizeof data14},
 };
 
-void enum_stream_names(IStorage *stg)
+static void enum_stream_names(IStorage *stg)
 {
     IEnumSTATSTG *stgenum = NULL;
     IStream *stm;
diff --git a/dlls/msi/tests/package.c b/dlls/msi/tests/package.c
index e3565efb5f6..5ad1d385bd8 100644
--- a/dlls/msi/tests/package.c
+++ b/dlls/msi/tests/package.c
@@ -54,7 +54,7 @@ static void get_user_sid(LPSTR *usersid)
 }
 
 /* RegDeleteTreeW from dlls/advapi32/registry.c */
-LSTATUS WINAPI package_RegDeleteTreeW(HKEY hKey, LPCWSTR lpszSubKey)
+static LSTATUS package_RegDeleteTreeW(HKEY hKey, LPCWSTR lpszSubKey)
 {
     LONG ret;
     DWORD dwMaxSubkeyLen, dwMaxValueLen;