diff --git a/thunderbird.spec b/thunderbird.spec
index 6fb6230..c125c0a 100644
--- a/thunderbird.spec
+++ b/thunderbird.spec
@@ -981,7 +981,6 @@ fi
 CPU_AVAILABLE=$(/usr/bin/getconf _NPROCESSORS_ONLN)
 # Pick the minimum from available CPUs or memory constrained number of jobs
 MOZ_SMP_FLAGS=-j$([ "$CPU_AVAILABLE" -le "$MEM_CONSTRAINED_JOBS" ] && echo "$CPU_AVAILABLE" || echo "$MEM_CONSTRAINED_JOBS")
-MOZ_SMP_FLAGS=-j16
 
 %if 0%{?bundle_nss}
 echo "Setting nss flags"