diff --git a/gcc/params.opt b/gcc/params.opt
index 7c572774df2..10a2b089279 100644
--- a/gcc/params.opt
+++ b/gcc/params.opt
@@ -1207,7 +1207,7 @@ Common Joined UInteger Var(param_vect_induction_float) Init(1) IntegerRange(0, 1
 Enable loop vectorization of floating point inductions.
 
 -param=vect-force-slp=
-Common Joined UInteger Var(param_vect_force_slp) Init(0) IntegerRange(0, 1) Param Optimization
+Common Joined UInteger Var(param_vect_force_slp) Init(1) IntegerRange(0, 1) Param Optimization
 Force the use of SLP when vectorizing, fail if not possible.
 
 -param=vrp-block-limit=