diff --git a/tests/regress/sparc64.py b/tests/regress/sparc64.py
index 12d3f547..34307639 100755
--- a/tests/regress/sparc64.py
+++ b/tests/regress/sparc64.py
@@ -5,7 +5,7 @@ from unicorn.sparc_const import *
 
 PAGE_SIZE = 1 * 1024 * 1024
 
-uc = Uc(UC_ARCH_SPARC, UC_MODE_SPARC64)
+uc = Uc(UC_ARCH_SPARC, UC_MODE_SPARC64|UC_MODE_BIG_ENDIAN)
 uc.reg_write(UC_SPARC_REG_SP, 100)
 print 'writing sp = 100'
 
diff --git a/tests/regress/sparc_jump_to_zero.c b/tests/regress/sparc_jump_to_zero.c
index 2baaa69f..538405f3 100644
--- a/tests/regress/sparc_jump_to_zero.c
+++ b/tests/regress/sparc_jump_to_zero.c
@@ -1,7 +1,7 @@
 #include <unicorn/unicorn.h>
 
 #define HARDWARE_ARCHITECTURE UC_ARCH_SPARC
-#define HARDWARE_MODE UC_ARCH_SPARC32|UC_MODE_BIG_ENDIAN
+#define HARDWARE_MODE UC_MODE_SPARC32|UC_MODE_BIG_ENDIAN
 
 #define MEMORY_STARTING_ADDRESS 0x1000000
 #define MEMORY_SIZE 2 * 1024 * 1024
diff --git a/tests/regress/sparc_reg.py b/tests/regress/sparc_reg.py
index da6987d1..3d55065f 100755
--- a/tests/regress/sparc_reg.py
+++ b/tests/regress/sparc_reg.py
@@ -5,7 +5,7 @@ from unicorn.sparc_const import *
 
 PAGE_SIZE = 1 * 1024 * 1024
 
-uc = Uc(UC_ARCH_SPARC, UC_MODE_SPARC32)
+uc = Uc(UC_ARCH_SPARC, UC_MODE_SPARC32|UC_MODE_BIG_ENDIAN)
 uc.reg_write(UC_SPARC_REG_SP, 100)
 uc.reg_write(UC_SPARC_REG_FP, 200)