diff --git a/libs/libc/stream/CMakeLists.txt b/libs/libc/stream/CMakeLists.txt
index 8a9be76ea5..0fc7478834 100644
--- a/libs/libc/stream/CMakeLists.txt
+++ b/libs/libc/stream/CMakeLists.txt
@@ -46,7 +46,6 @@ list(
   lib_fileinstream.c
   lib_fileoutstream.c
   lib_libbsprintf.c
-  lib_libsprintf.c
   lib_libvscanf.c
   lib_libvsprintf.c
   lib_ultoa_invert.c)
diff --git a/libs/libc/stream/Make.defs b/libs/libc/stream/Make.defs
index 191ef99557..43166d52c8 100644
--- a/libs/libc/stream/Make.defs
+++ b/libs/libc/stream/Make.defs
@@ -31,7 +31,7 @@ CSRCS += lib_mtdoutstream.c lib_libnoflush.c lib_libsnoflush.c
 CSRCS += lib_syslogstream.c lib_syslograwstream.c lib_bufferedoutstream.c
 CSRCS += lib_hexdumpstream.c lib_base64outstream.c lib_mtdsostream.c
 CSRCS += lib_fileinstream.c lib_fileoutstream.c lib_libbsprintf.c
-CSRCS += lib_libsprintf.c lib_libvscanf.c lib_libvsprintf.c lib_ultoa_invert.c
+CSRCS += lib_libvscanf.c lib_libvsprintf.c lib_ultoa_invert.c
 
 ifeq ($(CONFIG_LIBC_FLOATINGPOINT),y)
 CSRCS += lib_dtoa_engine.c lib_dtoa_data.c
diff --git a/libs/libc/stream/lib_libsprintf.c b/libs/libc/stream/lib_libsprintf.c
deleted file mode 100644
index 6ed53ddf68..0000000000
--- a/libs/libc/stream/lib_libsprintf.c
+++ /dev/null
@@ -1,49 +0,0 @@
-/****************************************************************************
- * libs/libc/stream/lib_libsprintf.c
- *
- * SPDX-License-Identifier: Apache-2.0
- *
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements.  See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.  The
- * ASF licenses this file to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance with the
- * License.  You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
- * License for the specific language governing permissions and limitations
- * under the License.
- *
- ****************************************************************************/
-
-/****************************************************************************
- * Included Files
- ****************************************************************************/
-
-#include <nuttx/streams.h>
-
-/****************************************************************************
- * Public Functions
- ****************************************************************************/
-
-/****************************************************************************
- * Name: lib_sprintf
- ****************************************************************************/
-
-int lib_sprintf(FAR struct lib_outstream_s *stream, FAR const IPTR char *fmt,
-                ...)
-{
-  va_list ap;
-  int     n;
-
-  /* Let lib_vsprintf do the real work */
-
-  va_start(ap, fmt);
-  n = lib_vsprintf(stream, fmt, ap);
-  va_end(ap);
-  return n;
-}
diff --git a/libs/libc/stream/lib_libvsprintf.c b/libs/libc/stream/lib_libvsprintf.c
index 6a85af3adc..1f1d8c3622 100644
--- a/libs/libc/stream/lib_libvsprintf.c
+++ b/libs/libc/stream/lib_libvsprintf.c
@@ -1386,6 +1386,24 @@ int lib_vsprintf(FAR struct lib_outstream_s *stream,
 #endif
 }
 
+/****************************************************************************
+ * Name: lib_sprintf
+ ****************************************************************************/
+
+int lib_sprintf(FAR struct lib_outstream_s *stream, FAR const IPTR char *fmt,
+                ...)
+{
+  va_list ap;
+  int     n;
+
+  /* Let lib_vsprintf do the real work */
+
+  va_start(ap, fmt);
+  n = lib_vsprintf(stream, fmt, ap);
+  va_end(ap);
+  return n;
+}
+
 /****************************************************************************
  * Name: lib_sprintf_internal
  *