diff --git a/deps/mbedtls/mbedtls/compat-1.3.h b/deps/mbedtls/mbedtls/compat-1.3.h
index d8a96ef826..bda4883d77 100644
--- a/deps/mbedtls/mbedtls/compat-1.3.h
+++ b/deps/mbedtls/mbedtls/compat-1.3.h
@@ -495,9 +495,6 @@
 #if defined MBEDTLS_THREADING_PTHREAD
 #define POLARSSL_THREADING_PTHREAD MBEDTLS_THREADING_PTHREAD
 #endif
-#if defined MBEDTLS_TIMING_ALT
-#define POLARSSL_TIMING_ALT MBEDTLS_TIMING_ALT
-#endif
 #if defined MBEDTLS_TIMING_C
 #define POLARSSL_TIMING_C MBEDTLS_TIMING_C
 #endif
diff --git a/deps/mbedtls/mbedtls/config.h b/deps/mbedtls/mbedtls/config.h
index f7681c9580..fa1a83897f 100644
--- a/deps/mbedtls/mbedtls/config.h
+++ b/deps/mbedtls/mbedtls/config.h
@@ -119,21 +119,6 @@
  * \{
  */
 
-/**
- * \def MBEDTLS_TIMING_ALT
- *
- * Uncomment to provide your own alternate implementation for mbedtls_timing_hardclock(),
- * mbedtls_timing_get_timer(), mbedtls_set_alarm(), mbedtls_set/get_delay()
- *
- * Only works if you have MBEDTLS_TIMING_C enabled.
- *
- * You will need to provide a header "timing_alt.h" and an implementation at
- * compile time.
- */
-#if 0
-#define MBEDTLS_TIMING_ALT
-#endif
-
 /**
  * \def MBEDTLS_AES_ALT
  *
@@ -2212,11 +2197,6 @@
 #define MBEDTLS_ENTROPY_MIN_HARDWARE               32 /**< Default minimum number of bytes required for the hardware entropy source mbedtls_hardware_poll() before entropy is released */
 #endif
 
-/* Memory buffer allocator options */
-#if 0
-#define MBEDTLS_MEMORY_ALIGN_MULTIPLE      4 /**< Align on multiples of this value */
-#endif
-
 /* Platform options */
 #if 0
 #define MBEDTLS_PLATFORM_STD_TIME            time /**< Default time to use, can be undefined. MBEDTLS_HAVE_TIME must be enabled */
diff --git a/deps/mbedtls/mbedtls/timing.h b/deps/mbedtls/mbedtls/timing.h
index 780de08805..522c848e8e 100644
--- a/deps/mbedtls/mbedtls/timing.h
+++ b/deps/mbedtls/mbedtls/timing.h
@@ -29,7 +29,6 @@
 #include MBEDTLS_CONFIG_FILE
 #endif
 
-#if !defined(MBEDTLS_TIMING_ALT)
 /* Regular implementation */
 
 #include <stdint.h>
@@ -116,10 +115,6 @@ int mbedtls_timing_get_delay( void *data );
 }
 #endif
 
-#else  /* MBEDTLS_TIMING_ALT */
-#include "timing_alt.h"
-#endif /* MBEDTLS_TIMING_ALT */
-
 #ifdef __cplusplus
 extern "C" {
 #endif
diff --git a/deps/mbedtls/timing.c b/deps/mbedtls/timing.c
index 9737fe5688..2ca0f75ecc 100644
--- a/deps/mbedtls/timing.c
+++ b/deps/mbedtls/timing.c
@@ -29,8 +29,6 @@
 
 #include "mbedtls/timing.h"
 
-#if !defined(MBEDTLS_TIMING_ALT)
-
 #if !defined(unix) && !defined(__unix__) && !defined(__unix) && \
     !defined(__APPLE__) && !defined(_WIN32) && !defined(__HAIKU__)
 #error "This module only works on Unix and Windows, see MBEDTLS_TIMING_C in config.h"
@@ -348,6 +346,4 @@ int mbedtls_timing_get_delay( void *data )
     return( 0 );
 }
 
-#endif /* !MBEDTLS_TIMING_ALT */
-
 #endif /* MBEDTLS_TIMING_C */