diff --git a/include/libdivecomputer/reefnet_sensus.h b/include/libdivecomputer/reefnet_sensus.h
index 57f5274..ec7dfcd 100644
--- a/include/libdivecomputer/reefnet_sensus.h
+++ b/include/libdivecomputer/reefnet_sensus.h
@@ -35,9 +35,6 @@ extern "C" {
 dc_status_t
 reefnet_sensus_device_open (dc_device_t **device, dc_context_t *context, const char *name);
 
-dc_status_t
-reefnet_sensus_device_set_timestamp (dc_device_t *device, unsigned int timestamp);
-
 dc_status_t
 reefnet_sensus_device_get_handshake (dc_device_t *device, unsigned char data[], unsigned int size);
 
diff --git a/include/libdivecomputer/reefnet_sensuspro.h b/include/libdivecomputer/reefnet_sensuspro.h
index f718dd4..fc5571f 100644
--- a/include/libdivecomputer/reefnet_sensuspro.h
+++ b/include/libdivecomputer/reefnet_sensuspro.h
@@ -35,9 +35,6 @@ extern "C" {
 dc_status_t
 reefnet_sensuspro_device_open (dc_device_t **device, dc_context_t *context, const char *name);
 
-dc_status_t
-reefnet_sensuspro_device_set_timestamp (dc_device_t *device, unsigned int timestamp);
-
 dc_status_t
 reefnet_sensuspro_device_get_handshake (dc_device_t *device, unsigned char data[], unsigned int size);
 
diff --git a/include/libdivecomputer/reefnet_sensusultra.h b/include/libdivecomputer/reefnet_sensusultra.h
index 7d39f7e..0eaf721 100644
--- a/include/libdivecomputer/reefnet_sensusultra.h
+++ b/include/libdivecomputer/reefnet_sensusultra.h
@@ -47,9 +47,6 @@ reefnet_sensusultra_device_open (dc_device_t **device, dc_context_t *context, co
 dc_status_t
 reefnet_sensusultra_device_set_maxretries (dc_device_t *device, unsigned int maxretries);
 
-dc_status_t
-reefnet_sensusultra_device_set_timestamp (dc_device_t *device, unsigned int timestamp);
-
 dc_status_t
 reefnet_sensusultra_device_get_handshake (dc_device_t *device, unsigned char data[], unsigned int size);
 
diff --git a/include/libdivecomputer/uwatec_aladin.h b/include/libdivecomputer/uwatec_aladin.h
index 311f01b..b73a755 100644
--- a/include/libdivecomputer/uwatec_aladin.h
+++ b/include/libdivecomputer/uwatec_aladin.h
@@ -32,9 +32,6 @@ extern "C" {
 dc_status_t
 uwatec_aladin_device_open (dc_device_t **device, dc_context_t *context, const char *name);
 
-dc_status_t
-uwatec_aladin_device_set_timestamp (dc_device_t *device, unsigned int timestamp);
-
 dc_status_t
 uwatec_aladin_extract_dives (dc_device_t *device, const unsigned char data[], unsigned int size, dc_dive_callback_t callback, void *userdata);
 
diff --git a/include/libdivecomputer/uwatec_memomouse.h b/include/libdivecomputer/uwatec_memomouse.h
index 9cb19bb..d6e2d2e 100644
--- a/include/libdivecomputer/uwatec_memomouse.h
+++ b/include/libdivecomputer/uwatec_memomouse.h
@@ -33,9 +33,6 @@ extern "C" {
 dc_status_t
 uwatec_memomouse_device_open (dc_device_t **device, dc_context_t *context, const char *name);
 
-dc_status_t
-uwatec_memomouse_device_set_timestamp (dc_device_t *device, unsigned int timestamp);
-
 dc_status_t
 uwatec_memomouse_extract_dives (dc_device_t *device, const unsigned char data[], unsigned int size, dc_dive_callback_t callback, void *userdata);
 
diff --git a/include/libdivecomputer/uwatec_smart.h b/include/libdivecomputer/uwatec_smart.h
index 0cf66d6..d0c9870 100644
--- a/include/libdivecomputer/uwatec_smart.h
+++ b/include/libdivecomputer/uwatec_smart.h
@@ -33,9 +33,6 @@ extern "C" {
 dc_status_t
 uwatec_smart_device_open (dc_device_t **device, dc_context_t *context);
 
-dc_status_t
-uwatec_smart_device_set_timestamp (dc_device_t *device, unsigned int timestamp);
-
 dc_status_t
 uwatec_smart_extract_dives (dc_device_t *device, const unsigned char data[], unsigned int size, dc_dive_callback_t callback, void *userdata);
 
diff --git a/src/libdivecomputer.symbols b/src/libdivecomputer.symbols
index 7769d03..fae1ae6 100644
--- a/src/libdivecomputer.symbols
+++ b/src/libdivecomputer.symbols
@@ -94,11 +94,9 @@ oceanic_vtpro_device_open
 oceanic_vtpro_device_version
 oceanic_vtpro_device_keepalive
 reefnet_sensus_device_open
-reefnet_sensus_device_set_timestamp
 reefnet_sensus_device_get_handshake
 reefnet_sensus_extract_dives
 reefnet_sensuspro_device_open
-reefnet_sensuspro_device_set_timestamp
 reefnet_sensuspro_device_get_handshake
 reefnet_sensuspro_device_write_interval
 reefnet_sensuspro_extract_dives
@@ -106,7 +104,6 @@ reefnet_sensusultra_device_open
 reefnet_sensusultra_device_read_user
 reefnet_sensusultra_device_sense
 reefnet_sensusultra_device_set_maxretries
-reefnet_sensusultra_device_set_timestamp
 reefnet_sensusultra_device_get_handshake
 reefnet_sensusultra_device_write_parameter
 reefnet_sensusultra_device_write_user
@@ -128,13 +125,10 @@ suunto_vyper_device_read_dive
 suunto_vyper_device_set_delay
 suunto_vyper_extract_dives
 uwatec_aladin_device_open
-uwatec_aladin_device_set_timestamp
 uwatec_aladin_extract_dives
 uwatec_memomouse_device_open
-uwatec_memomouse_device_set_timestamp
 uwatec_memomouse_extract_dives
 uwatec_smart_device_open
-uwatec_smart_device_set_timestamp
 uwatec_smart_extract_dives
 hw_ostc_device_open
 hw_ostc_device_md2hash
diff --git a/src/reefnet_sensus.c b/src/reefnet_sensus.c
index 270aed0..9a7a2a3 100644
--- a/src/reefnet_sensus.c
+++ b/src/reefnet_sensus.c
@@ -196,20 +196,6 @@ reefnet_sensus_device_get_handshake (dc_device_t *abstract, unsigned char data[]
 }
 
 
-dc_status_t
-reefnet_sensus_device_set_timestamp (dc_device_t *abstract, unsigned int timestamp)
-{
-	reefnet_sensus_device_t *device = (reefnet_sensus_device_t*) abstract;
-
-	if (! device_is_reefnet_sensus (abstract))
-		return DC_STATUS_INVALIDARGS;
-
-	device->timestamp = timestamp;
-
-	return DC_STATUS_SUCCESS;
-}
-
-
 static dc_status_t
 reefnet_sensus_device_set_fingerprint (dc_device_t *abstract, const unsigned char data[], unsigned int size)
 {
diff --git a/src/reefnet_sensuspro.c b/src/reefnet_sensuspro.c
index 551a750..be49850 100644
--- a/src/reefnet_sensuspro.c
+++ b/src/reefnet_sensuspro.c
@@ -169,20 +169,6 @@ reefnet_sensuspro_device_get_handshake (dc_device_t *abstract, unsigned char dat
 }
 
 
-dc_status_t
-reefnet_sensuspro_device_set_timestamp (dc_device_t *abstract, unsigned int timestamp)
-{
-	reefnet_sensuspro_device_t *device = (reefnet_sensuspro_device_t*) abstract;
-
-	if (! device_is_reefnet_sensuspro (abstract))
-		return DC_STATUS_INVALIDARGS;
-
-	device->timestamp = timestamp;
-
-	return DC_STATUS_SUCCESS;
-}
-
-
 static dc_status_t
 reefnet_sensuspro_device_set_fingerprint (dc_device_t *abstract, const unsigned char data[], unsigned int size)
 {
diff --git a/src/reefnet_sensusultra.c b/src/reefnet_sensusultra.c
index bd4eb2e..5f9a648 100644
--- a/src/reefnet_sensusultra.c
+++ b/src/reefnet_sensusultra.c
@@ -193,20 +193,6 @@ reefnet_sensusultra_device_set_maxretries (dc_device_t *abstract, unsigned int m
 }
 
 
-dc_status_t
-reefnet_sensusultra_device_set_timestamp (dc_device_t *abstract, unsigned int timestamp)
-{
-	reefnet_sensusultra_device_t *device = (reefnet_sensusultra_device_t*) abstract;
-
-	if (! device_is_reefnet_sensusultra (abstract))
-		return DC_STATUS_INVALIDARGS;
-
-	device->timestamp = timestamp;
-
-	return DC_STATUS_SUCCESS;
-}
-
-
 static dc_status_t
 reefnet_sensusultra_device_set_fingerprint (dc_device_t *abstract, const unsigned char data[], unsigned int size)
 {
diff --git a/src/uwatec_aladin.c b/src/uwatec_aladin.c
index 7a87ed7..7ec1d37 100644
--- a/src/uwatec_aladin.c
+++ b/src/uwatec_aladin.c
@@ -161,20 +161,6 @@ uwatec_aladin_device_close (dc_device_t *abstract)
 }
 
 
-dc_status_t
-uwatec_aladin_device_set_timestamp (dc_device_t *abstract, unsigned int timestamp)
-{
-	uwatec_aladin_device_t *device = (uwatec_aladin_device_t*) abstract;
-
-	if (! device_is_uwatec_aladin (abstract))
-		return DC_STATUS_INVALIDARGS;
-
-	device->timestamp = timestamp;
-
-	return DC_STATUS_SUCCESS;
-}
-
-
 static dc_status_t
 uwatec_aladin_device_set_fingerprint (dc_device_t *abstract, const unsigned char data[], unsigned int size)
 {
diff --git a/src/uwatec_memomouse.c b/src/uwatec_memomouse.c
index 8314bee..2bdf2f3 100644
--- a/src/uwatec_memomouse.c
+++ b/src/uwatec_memomouse.c
@@ -160,20 +160,6 @@ uwatec_memomouse_device_close (dc_device_t *abstract)
 }
 
 
-dc_status_t
-uwatec_memomouse_device_set_timestamp (dc_device_t *abstract, unsigned int timestamp)
-{
-	uwatec_memomouse_device_t *device = (uwatec_memomouse_device_t*) abstract;
-
-	if (! device_is_uwatec_memomouse (abstract))
-		return DC_STATUS_INVALIDARGS;
-
-	device->timestamp = timestamp;
-
-	return DC_STATUS_SUCCESS;
-}
-
-
 static dc_status_t
 uwatec_memomouse_device_set_fingerprint (dc_device_t *abstract, const unsigned char data[], unsigned int size)
 {
diff --git a/src/uwatec_smart.c b/src/uwatec_smart.c
index 6f17d19..c3af3b3 100644
--- a/src/uwatec_smart.c
+++ b/src/uwatec_smart.c
@@ -235,20 +235,6 @@ uwatec_smart_device_close (dc_device_t *abstract)
 }
 
 
-dc_status_t
-uwatec_smart_device_set_timestamp (dc_device_t *abstract, unsigned int timestamp)
-{
-	uwatec_smart_device_t *device = (uwatec_smart_device_t*) abstract;
-
-	if (! device_is_uwatec_smart (abstract))
-		return DC_STATUS_INVALIDARGS;
-
-	device->timestamp = timestamp;
-
-	return DC_STATUS_SUCCESS;
-}
-
-
 static dc_status_t
 uwatec_smart_device_set_fingerprint (dc_device_t *abstract, const unsigned char data[], unsigned int size)
 {