diff --git a/thirdparty/thorvg/src/loaders/svg/tvgSvgLoader.cpp b/thirdparty/thorvg/src/loaders/svg/tvgSvgLoader.cpp
index def8ae169a..cf103774c5 100644
--- a/thirdparty/thorvg/src/loaders/svg/tvgSvgLoader.cpp
+++ b/thirdparty/thorvg/src/loaders/svg/tvgSvgLoader.cpp
@@ -51,6 +51,7 @@
 
 #define _USE_MATH_DEFINES       //Math Constants are not defined in Standard C/C++.
 
+#include <cstring>
 #include <fstream>
 #include <float.h>
 #include <math.h>
diff --git a/thirdparty/thorvg/src/loaders/svg/tvgSvgPath.cpp b/thirdparty/thorvg/src/loaders/svg/tvgSvgPath.cpp
index 2b62315de8..32685ee620 100644
--- a/thirdparty/thorvg/src/loaders/svg/tvgSvgPath.cpp
+++ b/thirdparty/thorvg/src/loaders/svg/tvgSvgPath.cpp
@@ -50,6 +50,7 @@
 
 #define _USE_MATH_DEFINES       //Math Constants are not defined in Standard C/C++.
 
+#include <cstring>
 #include <math.h>
 #include <clocale>
 #include <ctype.h>
diff --git a/thirdparty/thorvg/src/loaders/svg/tvgSvgSceneBuilder.cpp b/thirdparty/thorvg/src/loaders/svg/tvgSvgSceneBuilder.cpp
index 8701fe32b1..ae17634f31 100644
--- a/thirdparty/thorvg/src/loaders/svg/tvgSvgSceneBuilder.cpp
+++ b/thirdparty/thorvg/src/loaders/svg/tvgSvgSceneBuilder.cpp
@@ -49,6 +49,7 @@
 */
 
 
+#include <cstring>
 #include <string>
 #include "tvgMath.h"
 #include "tvgSvgLoaderCommon.h"
diff --git a/thirdparty/thorvg/src/loaders/svg/tvgSvgUtil.cpp b/thirdparty/thorvg/src/loaders/svg/tvgSvgUtil.cpp
index d5b9cdcf7b..9f269b29a2 100644
--- a/thirdparty/thorvg/src/loaders/svg/tvgSvgUtil.cpp
+++ b/thirdparty/thorvg/src/loaders/svg/tvgSvgUtil.cpp
@@ -20,6 +20,7 @@
  * SOFTWARE.
  */
 
+#include <cstring>
 #include <math.h>
 #include <memory.h>
 #include "tvgSvgUtil.h"
diff --git a/thirdparty/thorvg/src/loaders/svg/tvgXmlParser.cpp b/thirdparty/thorvg/src/loaders/svg/tvgXmlParser.cpp
index 2e3d5928d9..1571aa4e25 100644
--- a/thirdparty/thorvg/src/loaders/svg/tvgXmlParser.cpp
+++ b/thirdparty/thorvg/src/loaders/svg/tvgXmlParser.cpp
@@ -20,6 +20,7 @@
  * SOFTWARE.
  */
 
+#include <cstring>
 #include <ctype.h>
 #include <string>
 
diff --git a/thirdparty/thorvg/src/savers/tvg/tvgTvgSaver.cpp b/thirdparty/thorvg/src/savers/tvg/tvgTvgSaver.cpp
index 9450d80e88..9dd57e5a89 100644
--- a/thirdparty/thorvg/src/savers/tvg/tvgTvgSaver.cpp
+++ b/thirdparty/thorvg/src/savers/tvg/tvgTvgSaver.cpp
@@ -24,6 +24,8 @@
 #include "tvgTvgSaver.h"
 #include "tvgLzw.h"
 
+#include <cstring>
+
 #ifdef _WIN32
     #include <malloc.h>
 #else