diff --git a/Tremolo/dpen.s b/Tremolo/dpen.s
index f1bda1d..9bc6f18 100644
--- a/Tremolo/dpen.s
+++ b/Tremolo/dpen.s
@@ -44,6 +44,7 @@
 	.extern	oggpack_look
 	.extern	oggpack_eop
 	.extern	crc_lookup
+	.hidden	crc_lookup
 
 decode_packed_entry_number_REALSTART:
 dpen_nobits:
diff --git a/Tremolo/mdctARM.s b/Tremolo/mdctARM.s
index 5ad3aee..0fcc68e 100644
--- a/Tremolo/mdctARM.s
+++ b/Tremolo/mdctARM.s
@@ -45,6 +45,8 @@
 
 	.extern	sincos_lookup0
 	.extern	sincos_lookup1
+	.hidden	sincos_lookup0
+	.hidden	sincos_lookup1
 
 mdct_unroll_prelap:
 	@ r0 = out