--- a/make/devkit/Tools.gmk	Fri Oct 11 13:07:21 2019 +0000
+++ b/make/devkit/Tools.gmk	Fri Oct 11 06:38:52 2019 -0700
@@ -79,20 +79,19 @@
 # Define external dependencies
 
 # Latest that could be made to work.
-GCC_VER := 8.2.0
-ifeq ($(GCC_VER), 8.2.0)
-  gcc_ver := gcc-8.2.0
-  binutils_ver := binutils-2.30
-  ccache_ver := ccache-3.5.1a
-  CCACHE_DIRNAME := ccache-3.5.1
+GCC_VER := 8.3.0
+ifeq ($(GCC_VER), 8.3.0)
+  gcc_ver := gcc-8.3.0
+  binutils_ver := binutils-2.32
+  ccache_ver := 3.7.3
   mpfr_ver := mpfr-3.1.5
   gmp_ver := gmp-6.1.2
   mpc_ver := mpc-1.0.3
-  gdb_ver := gdb-8.2.1
+  gdb_ver := gdb-8.3
 else ifeq ($(GCC_VER), 7.3.0)
   gcc_ver := gcc-7.3.0
   binutils_ver := binutils-2.30
-  ccache_ver := ccache-3.3.6
+  ccache_ver := 3.3.6
   mpfr_ver := mpfr-3.1.5
   gmp_ver := gmp-6.1.2
   mpc_ver := mpc-1.0.3
@@ -100,7 +99,7 @@
 else ifeq ($(GCC_VER), 4.9.2)
   gcc_ver := gcc-4.9.2
   binutils_ver := binutils-2.25
-  ccache_ver := ccache-3.2.1
+  ccache_ver := 3.2.1
   mpfr_ver := mpfr-3.0.1
   gmp_ver := gmp-4.3.2
   mpc_ver := mpc-1.0.1
@@ -111,7 +110,7 @@
 
 GCC := http://ftp.gnu.org/pub/gnu/gcc/$(gcc_ver)/$(gcc_ver).tar.xz
 BINUTILS := http://ftp.gnu.org/pub/gnu/binutils/$(binutils_ver).tar.xz
-CCACHE := https://samba.org/ftp/ccache/$(ccache_ver).tar.xz
+CCACHE := https://github.com/ccache/ccache/releases/download/v$(ccache_ver)/ccache-$(ccache_ver).tar.xz
 MPFR := https://www.mpfr.org/${mpfr_ver}/${mpfr_ver}.tar.bz2
 GMP := http://ftp.gnu.org/pub/gnu/gmp/${gmp_ver}.tar.bz2
 MPC := http://ftp.gnu.org/pub/gnu/mpc/${mpc_ver}.tar.gz