diff --git a/include/mbedtls/config.h b/include/mbedtls/config.h
index ffeeb34..de99938 100644
--- a/include/mbedtls/config.h
+++ b/include/mbedtls/config.h
@@ -163,7 +163,7 @@
 //#define MBEDTLS_PLATFORM_PRINTF_ALT
 //#define MBEDTLS_PLATFORM_SNPRINTF_ALT
 //#define MBEDTLS_PLATFORM_NV_SEED_ALT
-//#define MBEDTLS_PLATFORM_SETUP_ALT
+//#define MBEDTLS_PLATFORM_SETUP_TEARDOWN_ALT
 
 /**
  * \def MBEDTLS_DEPRECATED_WARNING
diff --git a/include/mbedtls/platform.h b/include/mbedtls/platform.h
index 88a0bdf..712bbe9 100644
--- a/include/mbedtls/platform.h
+++ b/include/mbedtls/platform.h
@@ -288,7 +288,7 @@
 #endif /* MBEDTLS_PLATFORM_NV_SEED_ALT */
 #endif /* MBEDTLS_ENTROPY_NV_SEED */
 
-#if !defined(MBEDTLS_PLATFORM_SETUP_ALT)
+#if !defined(MBEDTLS_PLATFORM_SETUP_TEARDOWN_ALT)
 
 /**
  * \brief   Platform context structure
@@ -303,7 +303,7 @@
 
 #else
 #include "platform_alt.h"
-#endif /* !MBEDTLS_PLATFORM_SETUP_ALT */
+#endif /* !MBEDTLS_PLATFORM_SETUP_TEARDOWN_ALT */
 
 /**
  * \brief   Perform any platform initialisation operations
diff --git a/library/platform.c b/library/platform.c
index f739f2f..af3b2f1 100644
--- a/library/platform.c
+++ b/library/platform.c
@@ -304,7 +304,7 @@
 #endif /* MBEDTLS_PLATFORM_NV_SEED_ALT */
 #endif /* MBEDTLS_ENTROPY_NV_SEED */
 
-#if !defined(MBEDTLS_PLATFORM_SETUP_ALT)
+#if !defined(MBEDTLS_PLATFORM_SETUP_TEARDOWN_ALT)
 /*
  * Placeholder platform setup that does nothing by default
  */
@@ -322,6 +322,6 @@
 {
     (void)ctx;
 }
-#endif /* MBEDTLS_PLATFORM_SETUP_ALT */
+#endif /* MBEDTLS_PLATFORM_SETUP_TEARDOWN_ALT */
 
 #endif /* MBEDTLS_PLATFORM_C */