diff --git a/include/mbedtls/platform.h b/include/mbedtls/platform.h
index ce0f63d..b1b019e 100644
--- a/include/mbedtls/platform.h
+++ b/include/mbedtls/platform.h
@@ -30,10 +30,9 @@
 #endif
 
 #if defined(MBEDTLS_HAVE_TIME)
-#include "platform_time.h"
+#include "mbedtls/platform_time.h"
 #endif
 
-
 #ifdef __cplusplus
 extern "C" {
 #endif
diff --git a/library/net.c b/library/net.c
index 4142bc0..8b96321 100644
--- a/library/net.c
+++ b/library/net.c
@@ -36,7 +36,6 @@
 #include "mbedtls/platform.h"
 #else
 #include <stdlib.h>
-#define mbedtls_time_t    time_t
 #endif
 
 #include "mbedtls/net.h"
diff --git a/library/platform.c b/library/platform.c
index 68ca45d..2591c45 100644
--- a/library/platform.c
+++ b/library/platform.c
@@ -190,6 +190,8 @@
 }
 #endif /* MBEDTLS_PLATFORM_EXIT_ALT */
 
+#if defined(MBEDTLS_HAVE_TIME)
+
 #if defined(MBEDTLS_PLATFORM_TIME_ALT)
 #if !defined(MBEDTLS_PLATFORM_STD_TIME)
 /*
@@ -213,6 +215,8 @@
 }
 #endif /* MBEDTLS_PLATFORM_TIME_ALT */
 
+#endif /* MBEDTLS_HAVE_TIME */
+
 #if defined(MBEDTLS_ENTROPY_NV_SEED)
 #if !defined(MBEDTLS_PLATFORM_NO_STD_FUNCTIONS) && defined(MBEDTLS_FS_IO)
 /* Default implementations for the platform independent seed functions use
diff --git a/library/ssl_cache.c b/library/ssl_cache.c
index 01c66ae..9b62de2 100644
--- a/library/ssl_cache.c
+++ b/library/ssl_cache.c
@@ -37,8 +37,6 @@
 #include <stdlib.h>
 #define mbedtls_calloc    calloc
 #define mbedtls_free      free
-#define mbedtls_time      time
-#define mbedtls_time_t    time_t
 #endif
 
 #include "mbedtls/ssl_cache.h"
diff --git a/library/ssl_ciphersuites.c b/library/ssl_ciphersuites.c
index 3546331..a762bf7 100644
--- a/library/ssl_ciphersuites.c
+++ b/library/ssl_ciphersuites.c
@@ -33,7 +33,6 @@
 #include "mbedtls/platform.h"
 #else
 #include <stdlib.h>
-#define mbedtls_time_t    time_t
 #endif
 
 #include "mbedtls/ssl_ciphersuites.h"
diff --git a/library/ssl_cli.c b/library/ssl_cli.c
index cd39db0..358dc467 100644
--- a/library/ssl_cli.c
+++ b/library/ssl_cli.c
@@ -33,8 +33,6 @@
 #include <stdlib.h>
 #define mbedtls_calloc    calloc
 #define mbedtls_free      free
-#define mbedtls_time      time
-#define mbedtls_time_t    time_t
 #endif
 
 #include "mbedtls/debug.h"
@@ -46,7 +44,7 @@
 #include <stdint.h>
 
 #if defined(MBEDTLS_HAVE_TIME)
-#include <time.h>
+#include "mbedtls/platform_time.h"
 #endif
 
 #if defined(MBEDTLS_SSL_SESSION_TICKETS)
diff --git a/library/ssl_cookie.c b/library/ssl_cookie.c
index f241c86..9fb32de 100644
--- a/library/ssl_cookie.c
+++ b/library/ssl_cookie.c
@@ -36,8 +36,6 @@
 #else
 #define mbedtls_calloc    calloc
 #define mbedtls_free      free
-#define mbedtls_time      time
-#define mbedtls_time_t    time_t
 #endif
 
 #include "mbedtls/ssl_cookie.h"
diff --git a/library/ssl_srv.c b/library/ssl_srv.c
index 7271045..ec59cc1 100644
--- a/library/ssl_srv.c
+++ b/library/ssl_srv.c
@@ -33,8 +33,6 @@
 #include <stdlib.h>
 #define mbedtls_calloc    calloc
 #define mbedtls_free      free
-#define mbedtls_time      time
-#define mbedtls_time_t    time_t
 #endif
 
 #include "mbedtls/debug.h"
@@ -48,7 +46,7 @@
 #endif
 
 #if defined(MBEDTLS_HAVE_TIME)
-#include <time.h>
+#include "mbedtls/platform_time.h"
 #endif
 
 #if defined(MBEDTLS_SSL_SESSION_TICKETS)
diff --git a/library/ssl_ticket.c b/library/ssl_ticket.c
index 5d77403..4d9116d 100644
--- a/library/ssl_ticket.c
+++ b/library/ssl_ticket.c
@@ -33,8 +33,6 @@
 #include <stdlib.h>
 #define mbedtls_calloc    calloc
 #define mbedtls_free      free
-#define mbedtls_time      time
-#define mbedtls_time_t    time_t
 #endif
 
 #include "mbedtls/ssl_ticket.h"
diff --git a/library/ssl_tls.c b/library/ssl_tls.c
index 80a908d..505bb6c 100644
--- a/library/ssl_tls.c
+++ b/library/ssl_tls.c
@@ -41,7 +41,6 @@
 #include <stdlib.h>
 #define mbedtls_calloc    calloc
 #define mbedtls_free      free
-#define mbedtls_time_t    time_t
 #endif
 
 #include "mbedtls/debug.h"
diff --git a/library/x509.c b/library/x509.c
index a0df817..bc3bfe0 100644
--- a/library/x509.c
+++ b/library/x509.c
@@ -55,12 +55,15 @@
 #include <stdlib.h>
 #define mbedtls_free      free
 #define mbedtls_calloc    calloc
-#define mbedtls_time      time
-#define mbedtls_time_t    time_t
 #define mbedtls_printf    printf
 #define mbedtls_snprintf  snprintf
 #endif
 
+
+#if defined(MBEDTLS_HAVE_TIME)
+#include "mbedtls/platform_time.h"
+#endif
+
 #if defined(_WIN32) && !defined(EFIX64) && !defined(EFI32)
 #include <windows.h>
 #else
diff --git a/programs/ssl/dtls_client.c b/programs/ssl/dtls_client.c
index 14fb612..b37eb83 100644
--- a/programs/ssl/dtls_client.c
+++ b/programs/ssl/dtls_client.c
@@ -31,7 +31,6 @@
 #include <stdio.h>
 #define mbedtls_printf     printf
 #define mbedtls_fprintf    fprintf
-#define mbedtls_time_t     time_t
 #endif
 
 #if !defined(MBEDTLS_SSL_CLI_C) || !defined(MBEDTLS_SSL_PROTO_DTLS) ||    \
diff --git a/tests/scripts/all.sh b/tests/scripts/all.sh
index 5262397..a2b0995 100755
--- a/tests/scripts/all.sh
+++ b/tests/scripts/all.sh
@@ -231,6 +231,7 @@
 scripts/config.pl unset MBEDTLS_PLATFORM_PRINTF_ALT
 scripts/config.pl unset MBEDTLS_PLATFORM_FPRINTF_ALT
 scripts/config.pl unset MBEDTLS_PLATFORM_SNPRINTF_ALT
+scripts/config.pl unset MBEDTLS_PLATFORM_TIME_ALT
 scripts/config.pl unset MBEDTLS_PLATFORM_EXIT_ALT
 scripts/config.pl unset MBEDTLS_ENTROPY_NV_SEED
 scripts/config.pl unset MBEDTLS_MEMORY_BUFFER_ALLOC_C