diff --git a/bzip2.spec b/bzip2.spec
index c3283a1..390b16e 100644
--- a/bzip2.spec
+++ b/bzip2.spec
@@ -49,13 +49,13 @@ Libraries for applications using the bzip2 compression format.
 
 %build
 
-make -f Makefile-libbz2_so "CC=%{__cc} AR=%{__ar} RANLIB=%{__ranlib} \
-	CFLAGS=\"$RPM_OPT_FLAGS -D_FILE_OFFSET_BITS=64 -fpic -fPIC\" \
+make -f Makefile-libbz2_so CC="%{__cc}" AR="%{__ar}" RANLIB="%{__ranlib}" \
+	CFLAGS="$RPM_OPT_FLAGS -D_FILE_OFFSET_BITS=64 -fpic -fPIC" \
 	%{?_smp_mflags} all"
 
 rm -f *.o
-make "CC=%{__cc} AR=%{__ar} RANLIB=%{__ranlib} \
-	CFLAGS=\"$RPM_OPT_FLAGS -D_FILE_OFFSET_BITS=64\" \
+make CC="%{__cc}" AR="%{__ar}" RANLIB="%{__ranlib}" \
+	CFLAGS="$RPM_OPT_FLAGS -D_FILE_OFFSET_BITS=64" \
 	%{?_smp_mflags} all"
 
 %install