diff --git a/src/pcm/Dop.cxx b/src/pcm/Dop.cxx
index d47aee950..d62af9c74 100644
--- a/src/pcm/Dop.cxx
+++ b/src/pcm/Dop.cxx
@@ -92,5 +92,5 @@ ConstBuffer<uint32_t>
 DsdToDopConverter::Convert(ConstBuffer<uint8_t> src) noexcept
 {
 	return rest_buffer.Process<uint32_t>(buffer, src, 2 * channels,
-		[=](auto && arg1, auto && arg2, auto && arg3) { return DsdToDop(arg1, arg2, arg3, channels); });
+					     [this](auto && arg1, auto && arg2, auto && arg3) { return DsdToDop(arg1, arg2, arg3, channels); });
 }
diff --git a/src/pcm/Dsd16.cxx b/src/pcm/Dsd16.cxx
index 704757107..d6c6f2244 100644
--- a/src/pcm/Dsd16.cxx
+++ b/src/pcm/Dsd16.cxx
@@ -64,5 +64,5 @@ ConstBuffer<uint16_t>
 Dsd16Converter::Convert(ConstBuffer<uint8_t> src) noexcept
 {
 	return rest_buffer.Process<uint16_t>(buffer, src, channels,
-					     [=](auto && arg1, auto && arg2, auto && arg3) { return Dsd8To16(arg1, arg2, arg3, channels); });
+					     [this](auto && arg1, auto && arg2, auto && arg3) { return Dsd8To16(arg1, arg2, arg3, channels); });
 }
diff --git a/src/pcm/Dsd32.cxx b/src/pcm/Dsd32.cxx
index 7a03ba09c..b13b6ba32 100644
--- a/src/pcm/Dsd32.cxx
+++ b/src/pcm/Dsd32.cxx
@@ -66,5 +66,5 @@ ConstBuffer<uint32_t>
 Dsd32Converter::Convert(ConstBuffer<uint8_t> src) noexcept
 {
 	return rest_buffer.Process<uint32_t>(buffer, src, channels,
-					     [=](auto && arg1, auto && arg2, auto && arg3) { return Dsd8To32(arg1, arg2, arg3, channels); });
+					     [this](auto && arg1, auto && arg2, auto && arg3) { return Dsd8To32(arg1, arg2, arg3, channels); });
 }