diff --git a/arch/xtensa/src/common/xtensa_context.S b/arch/xtensa/src/common/xtensa_context.S
index 3a12d61420e..4fad9629fc4 100644
--- a/arch/xtensa/src/common/xtensa_context.S
+++ b/arch/xtensa/src/common/xtensa_context.S
@@ -138,6 +138,11 @@ _xtensa_context_save:
 	rsr		a3, SAR
 	s32i	a3, sp, (4 * REG_SAR)
 
+#if XCHAL_HAVE_S32C1I != 0
+	rsr		a3, SCOMPARE1
+	s32i	a3, sp, (4 * REG_SCOMPARE1)
+#endif
+
 #if XCHAL_HAVE_LOOPS != 0
 	rsr		a3, LBEG
 	s32i	a3, sp, (4 * REG_LBEG)