diff --git a/BUILDING.md b/BUILDING.md
index 8f35fa20cde45b..7b8e73edd3377b 100644
--- a/BUILDING.md
+++ b/BUILDING.md
@@ -103,8 +103,8 @@ platforms. This is true regardless of entries in the table below.
| GNU/Linux | arm64 | kernel >= 4.5, glibc >= 2.17 | Tier 1 | e.g. Ubuntu 16.04, Debian 9, EL 7 [3](#fn3) |
| GNU/Linux | armv7 | kernel >= 4.14, glibc >= 2.24 | Tier 1 | e.g. Ubuntu 18.04, Debian 9 |
| GNU/Linux | armv6 | kernel >= 4.14, glibc >= 2.24 | Experimental | Downgraded as of Node.js 12 |
-| GNU/Linux | ppc64le >=power8 | kernel >= 3.13.0, glibc >= 2.19 | Tier 2 | e.g. Ubuntu 16.04, EL 7 |
-| GNU/Linux | s390x | kernel >= 3.10.0, glibc >= 2.17 | Tier 2 | e.g. EL 7 |
+| GNU/Linux | ppc64le >=power8 | kernel >= 3.10.0, glibc >= 2.17 | Tier 2 | e.g. Ubuntu 16.04 [1](#fn1), EL 7 [2](#fn2) |
+| GNU/Linux | s390x | kernel >= 3.10.0, glibc >= 2.17 | Tier 2 | e.g. EL 7 [2](#fn2) |
| Windows | x64, x86 (WoW64) | >= Windows 7/2008 R2/2012 R2 | Tier 1 | [4](#fn4),[5](#fn5) |
| Windows | x86 (native) | >= Windows 7/2008 R2/2012 R2 | Tier 1 (running) / Experimental (compiling) [6](#fn6) | |
| Windows | arm64 | >= Windows 10 | Experimental | |
@@ -165,7 +165,7 @@ Binaries at are produced on:
| darwin-x64 (and .pkg) | macOS 10.11, Xcode Command Line Tools 8 with -mmacosx-version-min=10.10 |
| linux-arm64 | CentOS 7 with devtoolset-6 / GCC 6 |
| linux-armv7l | Cross-compiled on Ubuntu 16.04 x64 with [custom GCC toolchain](https://github.com/rvagg/rpi-newer-crosstools) |
-| linux-ppc64le | Ubuntu 14.04 with GCC 6 |
+| linux-ppc64le | CentOS 7 with devtoolset-6 / GCC 6 [7](#fn7) |
| linux-s390x | RHEL 7 with devtoolset-6 / GCC 6 [7](#fn7) |
| linux-x64 | CentOS 7 with devtoolset-6 / GCC 6 [7](#fn7) |
| sunos-x64 | SmartOS 18 with GCC 7 |