diff --git a/aom_dsp/aom_dsp.cmake b/aom_dsp/aom_dsp.cmake
index e21a6d9..8ffb7ff 100644
--- a/aom_dsp/aom_dsp.cmake
+++ b/aom_dsp/aom_dsp.cmake
@@ -293,6 +293,12 @@
       "${AOM_ROOT}/aom_dsp/daalaboolreader.h"
       "${AOM_ROOT}/aom_dsp/entdec.c"
       "${AOM_ROOT}/aom_dsp/entdec.h")
+
+  set(AOM_DSP_DECODER_SOURCES
+      ${AOM_DSP_DECODER_SOURCES}
+      "${AOM_ROOT}/aom_dsp/grain_synthesis.c"
+      "${AOM_ROOT}/aom_dsp/grain_synthesis.h")
+
 endif ()
 
 if (CONFIG_AV1_ENCODER)