diff --git a/sys/amd64/amd64/fpu.c b/sys/amd64/amd64/fpu.c
index 3049af6d3c0d..9feb14214217 100644
--- a/sys/amd64/amd64/fpu.c
+++ b/sys/amd64/amd64/fpu.c
@@ -159,7 +159,7 @@ uint64_t xsave_mask;		/* the same */
 static	uma_zone_t fpu_save_area_zone;
 static	struct savefpu *fpu_initialstate;
 
-struct xsave_area_elm_descr {
+static struct xsave_area_elm_descr {
 	u_int	offset;
 	u_int	size;
 } *xsave_area_desc;
diff --git a/sys/i386/i386/npx.c b/sys/i386/i386/npx.c
index fc03de27d407..794eab31c27e 100644
--- a/sys/i386/i386/npx.c
+++ b/sys/i386/i386/npx.c
@@ -201,7 +201,7 @@ uint64_t xsave_mask;
 static	uma_zone_t fpu_save_area_zone;
 static	union savefpu *npx_initialstate;
 
-struct xsave_area_elm_descr {
+static struct xsave_area_elm_descr {
 	u_int	offset;
 	u_int	size;
 } *xsave_area_desc;