diff --git a/thirdparty/README.md b/thirdparty/README.md
index 3401b9db9bb..f28e208e133 100644
--- a/thirdparty/README.md
+++ b/thirdparty/README.md
@@ -392,13 +392,16 @@ Collection of single-file libraries used in Godot components.
 ## nanosvg
 
 - Upstream: https://github.com/memononen/nanosvg
-- Version: git (ccdb1995134d340a93fb20e3a3d323ccb3838dd0, 2021)
+- Version: git (4c8f0139b62c6e7faa3b67ce1fbe6e63590ed148, 2022)
 - License: zlib
 
 Files extracted from the upstream source:
 
-- All .h files in `src/`
-- LICENSE.txt
+- All `.h` files in `src/`
+- `LICENSE.txt`
+
+`nanosvg.cc` is a custom file added to configure the build of the header only
+library.
 
 
 ## oidn
diff --git a/thirdparty/nanosvg/nanosvg.cc b/thirdparty/nanosvg/nanosvg.cc
index 3e8e86c7922..584be53bf56 100644
--- a/thirdparty/nanosvg/nanosvg.cc
+++ b/thirdparty/nanosvg/nanosvg.cc
@@ -1,6 +1,3 @@
-#include "stdio.h"
-#include "string.h"
-#include "math.h"
 #define NANOSVG_ALL_COLOR_KEYWORDS
 #define NANOSVG_IMPLEMENTATION
 #include "nanosvg.h"
diff --git a/thirdparty/nanosvg/nanosvg.h b/thirdparty/nanosvg/nanosvg.h
index f5058b179a2..0c586161609 100644
--- a/thirdparty/nanosvg/nanosvg.h
+++ b/thirdparty/nanosvg/nanosvg.h
@@ -187,6 +187,7 @@ void nsvgDelete(NSVGimage* image);
 
 #include <string.h>
 #include <stdlib.h>
+#include <stdio.h>
 #include <math.h>
 
 #define NSVG_PI (3.14159265358979323846264338327f)
@@ -1226,10 +1227,11 @@ static unsigned int nsvg__parseColorHex(const char* str)
 static unsigned int nsvg__parseColorRGB(const char* str)
 {
 	unsigned int r=0, g=0, b=0;
+	float rf=0, gf=0, bf=0;
 	if (sscanf(str, "rgb(%u, %u, %u)", &r, &g, &b) == 3)		// decimal integers
 		return NSVG_RGB(r, g, b);
-	if (sscanf(str, "rgb(%u%%, %u%%, %u%%)", &r, &g, &b) == 3)	// decimal integer percentage
-		return NSVG_RGB(r*255/100, g*255/100, b*255/100);
+	if (sscanf(str, "rgb(%f%%, %f%%, %f%%)", &rf, &gf, &bf) == 3)	// decimal integer percentage
+		return NSVG_RGB(roundf(rf*2.55f), roundf(gf*2.55f), roundf(bf*2.55f)); // (255 / 100.0f)
 	return NSVG_RGB(128, 128, 128);
 }
 
diff --git a/thirdparty/nanosvg/nanosvgrast.h b/thirdparty/nanosvg/nanosvgrast.h
index b740c316ca2..029043e6eb3 100644
--- a/thirdparty/nanosvg/nanosvgrast.h
+++ b/thirdparty/nanosvg/nanosvgrast.h
@@ -77,6 +77,8 @@ void nsvgDeleteRasterizer(NSVGrasterizer*);
 #ifdef NANOSVGRAST_IMPLEMENTATION
 
 #include <math.h>
+#include <stdlib.h>
+#include <string.h>
 
 #define NSVG__SUBSAMPLES	5
 #define NSVG__FIXSHIFT		10
@@ -956,7 +958,7 @@ static float nsvg__clampf(float a, float mn, float mx) { return a < mn ? mn : (a
 
 static unsigned int nsvg__RGBA(unsigned char r, unsigned char g, unsigned char b, unsigned char a)
 {
-	return (r) | (g << 8) | (b << 16) | (a << 24);
+	return ((unsigned int)r) | ((unsigned int)g << 8) | ((unsigned int)b << 16) | ((unsigned int)a << 24);
 }
 
 static unsigned int nsvg__lerpRGBA(unsigned int c0, unsigned int c1, float u)
@@ -1406,7 +1408,8 @@ void nsvgRasterize(NSVGrasterizer* r,
 			}
 
 			// Rasterize edges
-			qsort(r->edges, r->nedges, sizeof(NSVGedge), nsvg__cmpEdge);
+			if (r->nedges != 0)
+				qsort(r->edges, r->nedges, sizeof(NSVGedge), nsvg__cmpEdge);
 
 			// now, traverse the scanlines and find the intersections on each scanline, use non-zero rule
 			nsvg__initPaint(&cache, &shape->fill, shape->opacity);
@@ -1432,7 +1435,8 @@ void nsvgRasterize(NSVGrasterizer* r,
 			}
 
 			// Rasterize edges
-			qsort(r->edges, r->nedges, sizeof(NSVGedge), nsvg__cmpEdge);
+			if (r->nedges != 0)
+				qsort(r->edges, r->nedges, sizeof(NSVGedge), nsvg__cmpEdge);
 
 			// now, traverse the scanlines and find the intersections on each scanline, use non-zero rule
 			nsvg__initPaint(&cache, &shape->stroke, shape->opacity);