diff --git a/srcpkgs/firefox-esr/template b/srcpkgs/firefox-esr/template
index 76145fa8a8..abce771f67 100644
--- a/srcpkgs/firefox-esr/template
+++ b/srcpkgs/firefox-esr/template
@@ -16,7 +16,7 @@ checksum=85f1c2eaf68ebedcbc0b78a342f6d16ef0865dedd426a1bba94b75c85f716f38
 
 lib32disabled=yes
 hostmakedepends="autoconf213 unzip zip pkg-config perl python yasm
- python3 cargo llvm clang rust cbindgen nasm nodejs"
+ python3 cargo llvm clang rust cbindgen nasm nodejs-lts-10"
 makedepends="nss-devel libjpeg-turbo-devel gtk+-devel gtk+3-devel icu-devel
  pixman-devel sqlite-devel libevent-devel libnotify-devel libvpx5-devel
  libXrender-devel libXcomposite-devel libSM-devel libXt-devel rust-std
@@ -35,7 +35,10 @@ case $XBPS_TARGET_MACHINE in
 		broken="required NEON extensions are not supported on armv6"
 		;;
 	ppc64*) ;;
-	ppc*) broken="ftbfs in several places" ;;
+	ppc*)
+		makedepends+=" libatomic-devel"
+		broken="xptcall bitrot"
+		;;
 esac
 
 # we need this because cargo verifies checksums of all files in vendor
@@ -82,6 +85,16 @@ do_build() {
 		;;
 	esac
 
+	# webrtc currently fails to build on 32-bit ppc...
+	# also need explicit libatomic
+	case "$XBPS_TARGET_MACHINE" in
+	ppc64*) ;;
+	ppc*)
+		echo "ac_add_options --disable-webrtc" >>.mozconfig
+		export LDFLAGS+=" -latomic"
+		;;
+	esac
+
 	if [ "$CROSS_BUILD" ]; then
 		BINDGEN_INCLUDE_FLAGS=$( $CPP -x c++ -v /dev/null -o /dev/null 2>&1 | \
 			sed -n '/#include <...> search starts here:/,/End of search list./p' | \