diff --git a/3rdparty/opus/opus b/3rdparty/opus/opus
index ddbe4838..82ac57d9 160000
--- a/3rdparty/opus/opus
+++ b/3rdparty/opus/opus
@@ -1 +1 @@
-Subproject commit ddbe48383984d56acd9e1ab6a090c54ca6b735a6
+Subproject commit 82ac57d9f1aaf575800cf17373348e45b7ce6c0d
diff --git a/3rdparty/opus/wscript b/3rdparty/opus/wscript
index 9c77ebe0..38fa0309 100644
--- a/3rdparty/opus/wscript
+++ b/3rdparty/opus/wscript
@@ -27,7 +27,7 @@ def build(bld):
 		'opus/celt/opus_custom_demo.c'
 	])
 	includes = ['opus/include/', 'opus/celt/', 'opus/silk/', 'opus/silk/float/']
-	defines = ['USE_ALLOCA', 'OPUS_BUILD', 'FLOAT_APPROX', 'PACKAGE_VERSION="1.5.2"', 'CUSTOM_MODES']
+	defines = ['USE_ALLOCA', 'OPUS_BUILD', 'FLOAT_APPROX', 'PACKAGE_VERSION="1.4.0"', 'CUSTOM_MODES']
 
 	bld.stlib(
 		source = sources,