diff --git a/internal/rosa/cmake.go b/internal/rosa/cmake.go
index 281a899..22b00ad 100644
--- a/internal/rosa/cmake.go
+++ b/internal/rosa/cmake.go
@@ -10,8 +10,8 @@ import (
 
 func (t Toolchain) newCMake() pkg.Artifact {
 	const (
-		version  = "4.2.1"
-		checksum = "Y3OdbMsob6Xk2y1DCME6z4Fryb5_TkFD7knRT8dTNIRtSqbiCJyyDN9AxggN_I75"
+		version  = "4.2.3"
+		checksum = "Y4uYGnLrDQX78UdzH7fMzfok46Nt_1taDIHSmqgboU1yFi6f0iAXBDegMCu4eS-J"
 	)
 	return t.NewPackage("cmake", version, pkg.NewHTTPGetTar(
 		nil, "https://github.com/Kitware/CMake/releases/download/"+