diff --git a/cfg/sqlite3.cfg b/cfg/sqlite3.cfg
index 6c1053b393f..9ab55685f30 100644
--- a/cfg/sqlite3.cfg
+++ b/cfg/sqlite3.cfg
@@ -1027,6 +1027,49 @@
       <not-bool/>
     </arg>
   </function>
+  <!-- https://www.sqlite.org/capi3ref.html#sqlite3_open -->
+  <!-- int sqlite3_open16(const void *filename,   /* Database filename (UTF-16) */
+                          sqlite3 **ppDb          /* OUT: SQLite db handle */); -->
+  <function name="sqlite3_open16">
+    <noreturn>false</noreturn>
+    <returnValue type="int"/>
+    <arg nr="1" direction="in">
+      <not-null/>
+      <not-uninit/>
+      <strz/>
+    </arg>
+    <arg nr="2" direction="out">
+      <not-null/>
+      <not-bool/>
+    </arg>
+  </function>
+  <!-- https://www.sqlite.org/capi3ref.html#sqlite3_open -->
+  <!-- int sqlite3_open_v2(const char *filename,   /* Database filename (UTF-8) */
+                           sqlite3 **ppDb,         /* OUT: SQLite db handle */
+                           int flags,              /* Flags */
+                           const char *zVfs        /* Name of VFS module to use */); -->
+  <function name="sqlite3_open_v2">
+    <noreturn>false</noreturn>
+    <returnValue type="int"/>
+    <arg nr="1" direction="in">
+      <not-null/>
+      <not-uninit/>
+      <strz/>
+    </arg>
+    <arg nr="2" direction="out">
+      <not-null/>
+      <not-bool/>
+    </arg>
+    <arg nr="3" direction="int">
+      <not-uninit/>
+      <not-bool/>
+    </arg>
+    <arg nr="4" direction="in">
+      <not-null/>
+      <not-uninit/>
+      <strz/>
+    </arg>
+  </function>
   <!-- https://www.sqlite.org/capi3ref.html#sqlite3_prepare -->
   <!-- int sqlite3_prepare(sqlite3 *db,            /* Database handle */
                            const char *zSql,       /* SQL statement, UTF-8 encoded */