diff --git a/libc/platform/bionic/tls.h b/libc/platform/bionic/tls.h
index bf9e65b..e01eccd 100644
--- a/libc/platform/bionic/tls.h
+++ b/libc/platform/bionic/tls.h
@@ -34,6 +34,8 @@
 # define __get_tls() ({ void** __val; __asm__("mrc p15, 0, %0, c13, c0, 3" : "=r"(__val)); __val; })
 #elif defined(__i386__)
 # define __get_tls() ({ void** __val; __asm__("movl %%gs:0, %0" : "=r"(__val)); __val; })
+#elif defined(__riscv)
+# define __get_tls() ({ void** __val; __asm__("mv %0, tp" : "=r"(__val)); __val; })
 #elif defined(__x86_64__)
 # define __get_tls() ({ void** __val; __asm__("mov %%fs:0, %0" : "=r"(__val)); __val; })
 #else