diff --git a/lib/semihosting/aarch64/semihosting_call.S b/lib/semihosting/aarch64/semihosting_call.S
index e6a9675..9fa8141 100644
--- a/lib/semihosting/aarch64/semihosting_call.S
+++ b/lib/semihosting/aarch64/semihosting_call.S
@@ -35,3 +35,4 @@
 func semihosting_call
 	hlt	#0xf000
 	ret
+endfunc semihosting_call