diff --git a/Jamulus.pro b/Jamulus.pro
index fa956ef6d5..2d72c791f8 100644
--- a/Jamulus.pro
+++ b/Jamulus.pro
@@ -668,9 +668,7 @@ SOURCES_OPUS_ARM = libs/opus/celt/arm/armcpu.c \
     libs/opus/silk/arm/NSQ_del_dec_neon_intr.c \
     libs/opus/silk/arm/NSQ_neon.c \
     libs/opus/celt/arm/celt_neon_intr.c \
-    libs/opus/celt/arm/pitch_neon_intr.c \
-    libs/opus/celt/arm/celt_fft_ne10.c \
-    libs/opus/celt/arm/celt_mdct_ne10.c
+    libs/opus/celt/arm/pitch_neon_intr.c
 
 SOURCES_OPUS_X86_SSE = libs/opus/celt/x86/x86cpu.c \
     libs/opus/celt/x86/x86_celt_map.c \
@@ -685,11 +683,16 @@ SOURCES_OPUS_X86_SSE4 = libs/opus/celt/x86/celt_lpc_sse4_1.c \
      libs/opus/silk/x86/VAD_sse4_1.c \
      libs/opus/silk/x86/VQ_WMat_EC_sse4_1.c
 
-contains(QT_ARCH, armeabi-v7a) | contains(QT_ARCH, arm64-v8a) {
+contains(QT_ARCH, armeabi-v7a) | contains(QT_ARCH, arm64-v8a) | contains(QT_ARCH, arm64) {
+    # armeabi-v7a and arm64-v8a are the Android ABI names; plain arm64 is what Qt
+    # reports for 64-bit ARM everywhere else (Apple Silicon macOS, iOS, Linux aarch64).
+    # OPUS_ARM_MAY_HAVE_NEON_INTR is required in addition to the PRESUME defines:
+    # opus gates the inclusion of its arm/*.h headers on it
+    # (see libs/opus/celt/pitch.h and libs/opus/celt/cpu_support.h).
     HEADERS_OPUS += $$HEADERS_OPUS_ARM
     SOURCES_OPUS_ARCH += $$SOURCES_OPUS_ARM
-    DEFINES_OPUS += OPUS_ARM_PRESUME_NEON=1 OPUS_ARM_PRESUME_NEON_INTR=1
-    contains(QT_ARCH, arm64-v8a):DEFINES_OPUS += OPUS_ARM_PRESUME_AARCH64_NEON_INTR
+    DEFINES_OPUS += OPUS_ARM_MAY_HAVE_NEON_INTR=1 OPUS_ARM_PRESUME_NEON=1 OPUS_ARM_PRESUME_NEON_INTR=1
+    contains(QT_ARCH, arm64-v8a) | contains(QT_ARCH, arm64):DEFINES_OPUS += OPUS_ARM_PRESUME_AARCH64_NEON_INTR
 } else:contains(QT_ARCH, x86) | contains(QT_ARCH, x86_64) {
     HEADERS_OPUS += $$HEADERS_OPUS_X86
     SOURCES_OPUS_ARCH += $$SOURCES_OPUS_X86_SSE $$SOURCES_OPUS_X86_SSE2 $$SOURCES_OPUS_X86_SSE4
@@ -1172,6 +1175,12 @@ contains(CONFIG, "opus_shared_lib") {
             sse4_cc.variable_out = OBJECTS
             QMAKE_EXTRA_COMPILERS += sse_cc sse2_cc sse4_cc
         }
+    } else:contains(QT_ARCH, armeabi-v7a) | contains(QT_ARCH, arm64-v8a) | contains(QT_ARCH, arm64) {
+        # Unlike the x86 SSE files above, the NEON intrinsics need no special
+        # compiler flags: NEON is part of the base AArch64 ISA, and the NDK's
+        # clang enables it by default for armv7a-linux-androideabi. So they
+        # can be compiled like any other source file.
+        SOURCES += $$SOURCES_OPUS_ARCH
     }
 }