diff --git a/ports/raspberrypi/mpconfigport.mk b/ports/raspberrypi/mpconfigport.mk
index d619e78bd97a..4f900821cf1f 100644
--- a/ports/raspberrypi/mpconfigport.mk
+++ b/ports/raspberrypi/mpconfigport.mk
@@ -66,7 +66,7 @@ CIRCUITPY_PICODVI ?= 1
 CIRCUITPY_TOUCHIO = 0
 
 # Audio effects
-CIRCUITPY_AUDIOEFFECTS ?= 1
+CIRCUITPY_AUDIODELAYS ?= 1
 endif
 
 INTERNAL_LIBM = 1
diff --git a/py/circuitpy_defns.mk b/py/circuitpy_defns.mk
index 19f7cfabf044..c2c9ffa6736e 100644
--- a/py/circuitpy_defns.mk
+++ b/py/circuitpy_defns.mk
@@ -131,7 +131,7 @@ endif
 ifeq ($(CIRCUITPY_AUDIOCORE),1)
 SRC_PATTERNS += audiocore/%
 endif
-ifeq ($(CIRCUITPY_AUDIOEFFECTS),1)
+ifeq ($(CIRCUITPY_AUDIODELAYS),1)
 SRC_PATTERNS += audiodelays/%
 endif
 ifeq ($(CIRCUITPY_AUDIOMIXER),1)