diff --git a/source/modules/juce_audio_formats/Makefile b/source/modules/juce_audio_formats/Makefile
index edcbe32f0..a484a097b 100644
--- a/source/modules/juce_audio_formats/Makefile
+++ b/source/modules/juce_audio_formats/Makefile
@@ -11,7 +11,7 @@ include ../Makefile.mk
 # ----------------------------------------------------------------------------------------------------------------------------
 
 BUILD_CXX_FLAGS += $(JUCE_AUDIO_FORMATS_FLAGS) -I..
-BUILD_CXX_FLAGS += -Wno-misleading-indentation
+BUILD_CXX_FLAGS += -Wno-misleading-indentation -DHAVE_LROUND
 
 # ----------------------------------------------------------------------------------------------------------------------------