diff --git a/src/audio/google/Kconfig b/src/audio/google/Kconfig
index ac323716a7f8..26f65506959e 100644
--- a/src/audio/google/Kconfig
+++ b/src/audio/google/Kconfig
@@ -43,10 +43,10 @@ config COMP_GOOGLE_RTC_AUDIO_PROCESSING_CHANNEL_MAX
 	  retrieved at runtime, but channels higher than this number
 	  are ignored (on input) or cleared (output).
 
-config COMP_GOOGLE_RTC_AUDIO_PROCESSING_MEMORY_BUFFER_SIZE_BYTES
+config COMP_GOOGLE_RTC_AUDIO_PROCESSING_MEMORY_BUFFER_SIZE_KB
 	depends on COMP_GOOGLE_RTC_AUDIO_PROCESSING
 	int "Memory buffer size for Google Real Time Communication Audio processing"
-	default 200000
+	default 200
 	help
 	  Sets the size of the memory buffer for the Google real-time
 	  communication audio processing.
diff --git a/src/audio/google/google_rtc_audio_processing.c b/src/audio/google/google_rtc_audio_processing.c
index 0e304e55fba1..58d11439c76b 100644
--- a/src/audio/google/google_rtc_audio_processing.c
+++ b/src/audio/google/google_rtc_audio_processing.c
@@ -65,7 +65,7 @@ DECLARE_TR_CTX(google_rtc_audio_processing_tr, SOF_UUID(google_rtc_audio_process
 #endif
 
 static __aligned(PLATFORM_DCACHE_ALIGN)
-uint8_t aec_mem_blob[CONFIG_COMP_GOOGLE_RTC_AUDIO_PROCESSING_MEMORY_BUFFER_SIZE_BYTES];
+uint8_t aec_mem_blob[CONFIG_COMP_GOOGLE_RTC_AUDIO_PROCESSING_MEMORY_BUFFER_SIZE_KB * 1024];
 
 #define NUM_FRAMES (CONFIG_COMP_GOOGLE_RTC_AUDIO_PROCESSING_SAMPLE_RATE_HZ \
 		    / GOOGLE_RTC_AUDIO_PROCESSING_FREQENCY_TO_PERIOD_FRAMES)