diff --git a/scripts/1_Install_Dependencies.sh b/scripts/1_Install_Dependencies.sh
index 2b5b01a..6f70169 100755
--- a/scripts/1_Install_Dependencies.sh
+++ b/scripts/1_Install_Dependencies.sh
@@ -51,10 +51,6 @@ _DEPENDENCIES="wget git xorg-server-xvfb \
 printf "\nInstalling dependencies: $_DEPENDENCIES\n";
 xbps-install -Sy $_DEPENDENCIES
 
-if [[ "$(/lib/libc.so)" != *"musl libc"* ]]; then
-	xbps-install -y musl-devel
-fi
-
 ln -s /bin/clang /bin/cc
 mkdir /usr/lib/nodejs-mozilla/
 ln -s /usr/bin/ /usr/lib/nodejs-mozilla/bin
diff --git a/scripts/3_Configure_Source_Code.sh b/scripts/3_Configure_Source_Code.sh
index 9d4699d..a0340d8 100755
--- a/scripts/3_Configure_Source_Code.sh
+++ b/scripts/3_Configure_Source_Code.sh
@@ -88,6 +88,11 @@ mk_add_options MOZ_TELEMETRY_REPORTING=0
 # ac_add_options --enable-linker=gold
 END
 
+if [[ "$(/lib/libc.so 2>&1)" != *"musl libc"* ]]; then
+	echo "ac_add_options --disable-jemalloc" >> ${CI_PROJECT_DIR}/mozconfig
+	echo "ac_add_options --disable-gold" >> ${CI_PROJECT_DIR}/mozconfig
+fi
+
 # allow setting limited resource usage via ENV / CI:
 
 if [[ ! -z ${CORES_TO_USE} ]]; then