diff --git a/community/firefox/APKBUILD b/community/firefox/APKBUILD
index 2e8d1cbb510904fc38b0defd7f7cd11d3d5e12d8..ea14f770757ade04b9d64109d6968549907fd23a 100644
--- a/community/firefox/APKBUILD
+++ b/community/firefox/APKBUILD
@@ -14,8 +14,7 @@ url="https://www.firefox.com/"
 # armhf: build failure on armhf due to wasm
 # ppc64le: Rust SIGSEGVs when compiling gkrust
 # armv7: Needs Rust nightly for WASM
-# x86: OOM (out of address-space)
-arch="all !s390x !armhf !mips !mips64 !ppc64le !armv7 !x86"
+arch="all !s390x !armhf !mips !mips64 !ppc64le !x86"
 license="GPL-3.0-only AND LGPL-2.1-only AND LGPL-3.0-only AND MPL-2.0"
 makedepends="
 	alsa-lib-dev
@@ -292,6 +291,9 @@ build() {
 	export MACH_USE_SYSTEM_PYTHON=1
 	# Find our triplet JSON
 	export RUST_TARGET="$CTARGET"
+	# Build with CLang, takes less RAM
+	export CC="clang"
+	export CXX="clang++"
 
 	# set rpath so linker finds the libs
 	export LDFLAGS="$LDFLAGS -Wl,-rpath,$_mozappdir"