diff --git a/common_reference.h b/common_reference.h
index a324c4d9d..4bc46bcef 100644
--- a/common_reference.h
+++ b/common_reference.h
@@ -50,4 +50,9 @@ void    BLASFUNC_REF(cswap) (blasint *, float  *, blasint *, float  *, blasint *
 void    BLASFUNC_REF(zswap) (blasint *, double *, blasint *, double *, blasint *);
 void    BLASFUNC_REF(xswap) (blasint *, xdouble *, blasint *, xdouble *, blasint *);
 
+void    BLASFUNC_REF(saxpy) (blasint *, float  *, float  *, blasint *, float  *, blasint *);
+void    BLASFUNC_REF(daxpy) (blasint *, double *, double *, blasint *, double *, blasint *);
+void    BLASFUNC_REF(caxpy) (blasint *, float  *, float  *, blasint *, float  *, blasint *);
+void    BLASFUNC_REF(zaxpy) (blasint *, double *, double *, blasint *, double *, blasint *);
+
 #endif
diff --git a/utest/Makefile b/utest/Makefile
index 2b92b56ef..defa2a7db 100644
--- a/utest/Makefile
+++ b/utest/Makefile
@@ -5,7 +5,7 @@ include $(TOPDIR)/Makefile.system
 TARGET=openblas_utest
 CUNIT_LIB=/usr/local/lib/libcunit.a
 
-OBJS=main.o test_rot.o test_swap.o
+OBJS=main.o test_rot.o test_swap.o test_axpy.o
 
 all : run_test
 
diff --git a/utest/common_utest.h b/utest/common_utest.h
index 7e947b95d..f4fc72878 100644
--- a/utest/common_utest.h
+++ b/utest/common_utest.h
@@ -49,4 +49,9 @@ void test_zswap_inc_0(void);
 void test_sswap_inc_0(void);
 void test_cswap_inc_0(void);
 
+void test_daxpy_inc_0(void);
+void test_zaxpy_inc_0(void);
+void test_saxpy_inc_0(void);
+void test_caxpy_inc_0(void);
+
 #endif
diff --git a/utest/main.c b/utest/main.c
index 0e2d401b2..eddf1ce34 100644
--- a/utest/main.c
+++ b/utest/main.c
@@ -47,6 +47,11 @@ CU_TestInfo test_level1[]={
 	{"Testing cswap with incx & incy == 0",test_cswap_inc_0},
 	{"Testing zswap with incx & incy == 0",test_zswap_inc_0},
 
+	{"Testing saxpy with incx & incy == 0",test_saxpy_inc_0},
+	{"Testing daxpy with incx & incy == 0",test_daxpy_inc_0},
+	{"Testing caxpy with incx & incy == 0",test_caxpy_inc_0},
+	{"Testing zaxpy with incx & incy == 0",test_zaxpy_inc_0},
+
 	CU_TEST_INFO_NULL,
 };
 
diff --git a/utest/test_axpy.c b/utest/test_axpy.c
new file mode 100644
index 000000000..a141d7a11
--- /dev/null
+++ b/utest/test_axpy.c
@@ -0,0 +1,117 @@
+/*****************************************************************************
+Copyright (c) 2011, Lab of Parallel Software and Computational Science,ICSAS
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are
+met:
+
+   1. Redistributions of source code must retain the above copyright
+      notice, this list of conditions and the following disclaimer.
+
+   2. Redistributions in binary form must reproduce the above copyright
+      notice, this list of conditions and the following disclaimer in
+      the documentation and/or other materials provided with the
+      distribution.
+   3. Neither the name of the ISCAS nor the names of its contributors may 
+      be used to endorse or promote products derived from this software 
+      without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 
+SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 
+CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 
+OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE 
+USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+**********************************************************************************/
+
+#include "common_utest.h"
+
+void test_daxpy_inc_0(void)
+{
+	int i;
+	int N=8,incX=0,incY=0;
+	double a=0.25;
+	double x1[]={1.0,3.0,5.0,7.0,1.0,3.0,5.0,7.0};
+	double y1[]={2.0,4.0,6.0,8.0,2.0,4.0,6.0,8.0};
+	double x2[]={1.0,3.0,5.0,7.0,1.0,3.0,5.0,7.0};
+	double y2[]={2.0,4.0,6.0,8.0,2.0,4.0,6.0,8.0};
+
+	//OpenBLAS
+	BLASFUNC(daxpy)(&N,&a,x1,&incX,y1,&incY);
+	//reference
+	BLASFUNC_REF(daxpy)(&N,&a,x2,&incX,y2,&incY);
+
+	for(i=0; i<N; i++){
+		CU_ASSERT_DOUBLE_EQUAL(x1[i], x2[i], CHECK_EPS);
+		CU_ASSERT_DOUBLE_EQUAL(y1[i], y2[i], CHECK_EPS);
+	}
+}
+
+void test_zaxpy_inc_0(void)
+{
+	int i;
+	int N=4,incX=0,incY=0;
+	double a[2]={0.25,0.5};
+	double x1[]={1.0,3.0,5.0,7.0,1.0,3.0,5.0,7.0};
+	double y1[]={2.0,4.0,6.0,8.0,2.0,4.0,6.0,8.0};
+	double x2[]={1.0,3.0,5.0,7.0,1.0,3.0,5.0,7.0};
+	double y2[]={2.0,4.0,6.0,8.0,2.0,4.0,6.0,8.0};
+
+	//OpenBLAS
+	BLASFUNC(zaxpy)(&N,a,x1,&incX,y1,&incY);
+	//reference
+	BLASFUNC_REF(zaxpy)(&N,a,x2,&incX,y2,&incY);
+
+	for(i=0; i<2*N; i++){
+		CU_ASSERT_DOUBLE_EQUAL(x1[i], x2[i], CHECK_EPS);
+		CU_ASSERT_DOUBLE_EQUAL(y1[i], y2[i], CHECK_EPS);
+	}
+}
+
+void test_saxpy_inc_0(void)
+{
+	int i;
+	int N=8,incX=0,incY=0;
+	float a=0.25;
+	float x1[]={1.0,3.0,5.0,7.0,1.0,3.0,5.0,7.0};
+	float y1[]={2.0,4.0,6.0,8.0,2.0,4.0,6.0,8.0};
+	float x2[]={1.0,3.0,5.0,7.0,1.0,3.0,5.0,7.0};
+	float y2[]={2.0,4.0,6.0,8.0,2.0,4.0,6.0,8.0};
+
+	//OpenBLAS
+	BLASFUNC(saxpy)(&N,&a,x1,&incX,y1,&incY);
+	//reference
+	BLASFUNC_REF(saxpy)(&N,&a,x2,&incX,y2,&incY);
+
+	for(i=0; i<N; i++){
+		CU_ASSERT_DOUBLE_EQUAL(x1[i], x2[i], CHECK_EPS);
+		CU_ASSERT_DOUBLE_EQUAL(y1[i], y2[i], CHECK_EPS);
+	}
+}
+
+void test_caxpy_inc_0(void)
+{
+	int i;
+	int N=4,incX=0,incY=0;
+	float a[2]={0.25,0.5};
+	float x1[]={1.0,3.0,5.0,7.0,1.0,3.0,5.0,7.0};
+	float y1[]={2.0,4.0,6.0,8.0,2.0,4.0,6.0,8.0};
+	float x2[]={1.0,3.0,5.0,7.0,1.0,3.0,5.0,7.0};
+	float y2[]={2.0,4.0,6.0,8.0,2.0,4.0,6.0,8.0};
+
+	//OpenBLAS
+	BLASFUNC(caxpy)(&N,a,x1,&incX,y1,&incY);
+	//reference
+	BLASFUNC_REF(caxpy)(&N,a,x2,&incX,y2,&incY);
+
+	for(i=0; i<2*N; i++){
+		CU_ASSERT_DOUBLE_EQUAL(x1[i], x2[i], CHECK_EPS);
+		CU_ASSERT_DOUBLE_EQUAL(y1[i], y2[i], CHECK_EPS);
+	}
+}