diff --git a/WDL/swell/Makefile b/WDL/swell/Makefile
index 642930a1..7f613f14 100644
--- a/WDL/swell/Makefile
+++ b/WDL/swell/Makefile
@@ -17,7 +17,7 @@ PKG_CONFIG = pkg-config
 
 COMPILER=GCC
 
-CFLAGS = -pipe -fvisibility=hidden -fno-math-errno -fPIC -DPIC -Wall -Wshadow -Wno-unused-function -Wno-multichar -Wtype-limits -Wno-unused-value
+CFLAGS += -fvisibility=hidden -fno-math-errno -fPIC -DPIC -Wall -Wshadow -Wno-unused-function -Wno-multichar -Wtype-limits -Wno-unused-value -Wno-error=array-bounds
 
 CFLAGS += -DSWELL_MAKING_DYLIB
 
@@ -63,16 +63,9 @@ endif
 
 
 ifdef DEBUG
-CFLAGS += -O0 -g -D_DEBUG
+CFLAGS += -D_DEBUG
 else
-CFLAGS += -O2 -DNDEBUG
-  ifdef DEBUG_INFO
-    CFLAGS += -g
-  else
-    ifneq ($(COMPILER),CLANG)
-      CFLAGS += -s
-    endif
-  endif
+CFLAGS += -DNDEBUG
 endif
 
 LINKEXTRA =  -lpthread -ldl