diff --git a/util/crossgcc/buildgcc b/util/crossgcc/buildgcc
index 30062e8439..cb9838f97a 100755
--- a/util/crossgcc/buildgcc
+++ b/util/crossgcc/buildgcc
@@ -60,7 +60,7 @@ EXPAT_VERSION=2.2.7
 # CLANG version number
 CLANG_VERSION=8.0.0
 MAKE_VERSION=4.2.1
-CMAKE_VERSION=3.14.2
+CMAKE_VERSION=3.15.0
 
 # GCC toolchain archive locations
 # These are sanitized by the jenkins toolchain test builder, so if
@@ -81,7 +81,7 @@ CFE_ARCHIVE="https://releases.llvm.org/${CLANG_VERSION}/cfe-${CLANG_VERSION}.src
 CRT_ARCHIVE="https://releases.llvm.org/${CLANG_VERSION}/compiler-rt-${CLANG_VERSION}.src.tar.xz"
 CTE_ARCHIVE="https://releases.llvm.org/${CLANG_VERSION}/clang-tools-extra-${CLANG_VERSION}.src.tar.xz"
 MAKE_ARCHIVE="https://ftpmirror.gnu.org/make/make-${MAKE_VERSION}.tar.bz2"
-CMAKE_ARCHIVE="https://cmake.org/files/v3.14/cmake-${CMAKE_VERSION}.tar.gz"
+CMAKE_ARCHIVE="https://cmake.org/files/v3.15/cmake-${CMAKE_VERSION}.tar.gz"
 
 ALL_ARCHIVES="$GMP_ARCHIVE $MPFR_ARCHIVE $MPC_ARCHIVE \
 	$GCC_ARCHIVE $BINUTILS_ARCHIVE $GDB_ARCHIVE $IASL_ARCHIVE \
diff --git a/util/crossgcc/sum/cmake-3.14.2.tar.gz.cksum b/util/crossgcc/sum/cmake-3.14.2.tar.gz.cksum
deleted file mode 100644
index 6369ac38db..0000000000
--- a/util/crossgcc/sum/cmake-3.14.2.tar.gz.cksum
+++ /dev/null
@@ -1 +0,0 @@
-94ef8e36fa93edaf6f194e0ce0065ea769b3e57c  tarballs/cmake-3.14.2.tar.gz
diff --git a/util/crossgcc/sum/cmake-3.15.0.tar.gz.cksum b/util/crossgcc/sum/cmake-3.15.0.tar.gz.cksum
new file mode 100644
index 0000000000..3ec1605c5d
--- /dev/null
+++ b/util/crossgcc/sum/cmake-3.15.0.tar.gz.cksum
@@ -0,0 +1 @@
+0a1c3870d566061da8b9ed02bbfe17a39c7bf3cd  tarballs/cmake-3.15.0.tar.gz