diff --git a/ports/nanoprintf/portfile.cmake b/ports/nanoprintf/portfile.cmake
index 6cbda191cd86e2..dbb06e02dcebb3 100644
--- a/ports/nanoprintf/portfile.cmake
+++ b/ports/nanoprintf/portfile.cmake
@@ -3,7 +3,7 @@ vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO charlesnicholson/nanoprintf
     REF "v${VERSION}"
-    SHA512 a82da24fcd176c385c8c2d1666416bcbafc3bf3e1b9e1365c8ffd7a0158485c7af6b0dbf7cd0821a7af55238784cd682a0f22fe37527b91ea3f3eaa702c61c46
+    SHA512 4b0dffdbb0dc98b5e48b6f0d1d8a39407899a1601a47a4688879c6d47398c65bbe11ae4a06f70ee66d5c600ca0fad859cd11359be906181c722479555ec05ae1
     HEAD_REF master
 )
 
diff --git a/ports/nanoprintf/vcpkg.json b/ports/nanoprintf/vcpkg.json
index 7ed266d05662d4..e25cdfb95b1d6d 100644
--- a/ports/nanoprintf/vcpkg.json
+++ b/ports/nanoprintf/vcpkg.json
@@ -1,6 +1,6 @@
 {
   "name": "nanoprintf",
-  "version": "0.3.4",
+  "version": "0.5.3",
   "description": "A tiny embeddable printf replacement written in C99",
   "homepage": "https://github.com/charlesnicholson/nanoprintf"
 }
diff --git a/versions/baseline.json b/versions/baseline.json
index c72e8c52e270c2..1263b704410455 100644
--- a/versions/baseline.json
+++ b/versions/baseline.json
@@ -6273,7 +6273,7 @@
       "port-version": 0
     },
     "nanoprintf": {
-      "baseline": "0.3.4",
+      "baseline": "0.5.3",
       "port-version": 0
     },
     "nanorange": {
diff --git a/versions/n-/nanoprintf.json b/versions/n-/nanoprintf.json
index c9ac5b4f71f011..bd145554099624 100644
--- a/versions/n-/nanoprintf.json
+++ b/versions/n-/nanoprintf.json
@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "d7428d888aabcb615d9a06f699611d0cb9227fc6",
+      "version": "0.5.3",
+      "port-version": 0
+    },
     {
       "git-tree": "88e688e729a34f99b0ec4185786fb67fb9fda107",
       "version": "0.3.4",