diff --git a/gcc/common/config/riscv/riscv-ext-bitmask.def b/gcc/common/config/riscv/riscv-ext-bitmask.def
index a733533df98eeea99814f2a1438604ba206bd202..ca5df1740f3f11f9bd8c4cdbe43b376ccd30225b 100644
--- a/gcc/common/config/riscv/riscv-ext-bitmask.def
+++ b/gcc/common/config/riscv/riscv-ext-bitmask.def
@@ -79,6 +79,5 @@ RISCV_EXT_BITMASK ("zcd",		1,  4)
 RISCV_EXT_BITMASK ("zcf",		1,  5)
 RISCV_EXT_BITMASK ("zcmop",		1,  6)
 RISCV_EXT_BITMASK ("zawrs",		1,  7)
-RISCV_EXT_BITMASK ("svvptc",		1,  8)
 
 #undef RISCV_EXT_BITMASK