diff --git a/target/xtensa/core-de212/core-isa.h b/target/xtensa/core-de212/core-isa.h
index 78e7f38310..90ac329230 100644
--- a/target/xtensa/core-de212/core-isa.h
+++ b/target/xtensa/core-de212/core-isa.h
@@ -28,9 +28,8 @@
    TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
    SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
 
-#ifndef _XTENSA_CORE_CONFIGURATION_H
-#define _XTENSA_CORE_CONFIGURATION_H
-
+#ifndef XTENSA_CORE_DE212_CORE_ISA_H
+#define XTENSA_CORE_DE212_CORE_ISA_H
 
 /****************************************************************************
 	    Parameters Useful for Any Code, USER or PRIVILEGED
@@ -618,5 +617,4 @@
 #endif /* !XTENSA_HAL_NON_PRIVILEGED_ONLY */
 
 
-#endif /* _XTENSA_CORE_CONFIGURATION_H */
-
+#endif /* XTENSA_CORE_DE212_CORE_ISA_H */
diff --git a/target/xtensa/core-sample_controller/core-isa.h b/target/xtensa/core-sample_controller/core-isa.h
index e681e43209..d53dca8665 100644
--- a/target/xtensa/core-sample_controller/core-isa.h
+++ b/target/xtensa/core-sample_controller/core-isa.h
@@ -28,9 +28,8 @@
    TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
    SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
 
-#ifndef _XTENSA_CORE_CONFIGURATION_H
-#define _XTENSA_CORE_CONFIGURATION_H
-
+#ifndef XTENSA_CORE_SAMPLE_CONTROLLER_CORE_ISA_H
+#define XTENSA_CORE_SAMPLE_CONTROLLER_CORE_ISA_H
 
 /****************************************************************************
 	    Parameters Useful for Any Code, USER or PRIVILEGED
@@ -640,5 +639,4 @@
 #endif /* !XTENSA_HAL_NON_PRIVILEGED_ONLY */
 
 
-#endif /* _XTENSA_CORE_CONFIGURATION_H */
-
+#endif /* XTENSA_CORE_SAMPLE_CONTROLLER_CORE_ISA_H */
diff --git a/target/xtensa/core-test_kc705_be/core-isa.h b/target/xtensa/core-test_kc705_be/core-isa.h
index a4ebdf7197..408fed871d 100644
--- a/target/xtensa/core-test_kc705_be/core-isa.h
+++ b/target/xtensa/core-test_kc705_be/core-isa.h
@@ -28,9 +28,8 @@
    TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
    SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
 
-#ifndef _XTENSA_CORE_CONFIGURATION_H
-#define _XTENSA_CORE_CONFIGURATION_H
-
+#ifndef XTENSA_CORE_TEST_KC705_BE_CORE_ISA_H
+#define XTENSA_CORE_TEST_KC705_BE_CORE_ISA_H
 
 /****************************************************************************
 	    Parameters Useful for Any Code, USER or PRIVILEGED
@@ -571,5 +570,4 @@
 #endif /* !XTENSA_HAL_NON_PRIVILEGED_ONLY */
 
 
-#endif /* _XTENSA_CORE_CONFIGURATION_H */
-
+#endif /* XTENSA_CORE_TEST_KC705_BE_CORE_ISA_H */
diff --git a/target/xtensa/core-test_mmuhifi_c3/core-isa.h b/target/xtensa/core-test_mmuhifi_c3/core-isa.h
index 309caa1a32..704a31f7c8 100644
--- a/target/xtensa/core-test_mmuhifi_c3/core-isa.h
+++ b/target/xtensa/core-test_mmuhifi_c3/core-isa.h
@@ -7,9 +7,8 @@
  * Copyright (c) 1999-2009 Tensilica Inc.
  */
 
-#ifndef _XTENSA_CORE_CONFIGURATION_H
-#define _XTENSA_CORE_CONFIGURATION_H
-
+#ifndef XTENSA_CORE_TEST_MMUHIFI_C3_CORE_ISA_H
+#define XTENSA_CORE_TEST_MMUHIFI_C3_CORE_ISA_H
 
 /****************************************************************************
 	    Parameters Useful for Any Code, USER or PRIVILEGED
@@ -380,5 +379,4 @@
 #endif /* !XTENSA_HAL_NON_PRIVILEGED_ONLY */
 
 
-#endif /* _XTENSA_CORE_CONFIGURATION_H */
-
+#endif /* XTENSA_CORE_TEST_MMUHIFI_C3_CORE_ISA_H */