diff --git a/script/ci b/script/ci
index 64690944..4610a351 100755
--- a/script/ci
+++ b/script/ci
@@ -6,5 +6,5 @@ set -e
 
 script/fetch-fixtures
 script/check-mallocs
-scan_build make
+scan_build make -j2
 script/test -b
diff --git a/script/test b/script/test
index 35c7ec33..71f3a89d 100755
--- a/script/test
+++ b/script/test
@@ -88,9 +88,9 @@ else
 fi
 
 if [[ ! -z "$run_scan_build" ]]; then
-	scan_build make $target
+	scan_build make -j2 $target
 else
-	make $target
+	make -j2 $target
 fi
 args=${args:-""}