diff --git a/boards/arm/mps/mps2-an521/scripts/Make.defs b/boards/arm/mps/mps2-an521/scripts/Make.defs
index 450c02f2f50..51df58c5af0 100644
--- a/boards/arm/mps/mps2-an521/scripts/Make.defs
+++ b/boards/arm/mps/mps2-an521/scripts/Make.defs
@@ -32,8 +32,8 @@ CXXFLAGS := $(ARCHCXXFLAGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHXXINCLUDES
 CXXPICFLAGS = $(ARCHPICFLAGS) $(CXXFLAGS)
 CPPFLAGS := $(ARCHINCLUDES) $(ARCHDEFINES)
 
-CFLAGS   += $(EXTRAFLAGS) -pipe
-CPPFLAGS += $(EXTRAFLAGS) -pipe
+CFLAGS   += $(EXTRAFLAGS)
+CPPFLAGS += $(EXTRAFLAGS)
 
 AFLAGS := $(CFLAGS) -D__ASSEMBLY__