diff --git a/core/SConscript.boardloader b/core/SConscript.boardloader
index 9a325b829..184494e7e 100644
--- a/core/SConscript.boardloader
+++ b/core/SConscript.boardloader
@@ -18,7 +18,7 @@ if TREZOR_MODEL in ('1', ):
              )
     Return()
 
-FEATURES_WANTED = ["sdcard"]
+FEATURES_WANTED = ["sd_card"]
 
 CCFLAGS_MOD = ''
 CPPPATH_MOD = []
diff --git a/core/SConscript.firmware b/core/SConscript.firmware
index 2e3f85aef..a8dc6b8c5 100644
--- a/core/SConscript.firmware
+++ b/core/SConscript.firmware
@@ -19,7 +19,7 @@ FEATURE_FLAGS = {
     "SYSTEM_VIEW": False,
 }
 
-FEATURES_WANTED = ["input", "sbu", "sdcard", "rgb_led"]
+FEATURES_WANTED = ["input", "sbu", "sd_card", "rgb_led"]
 
 CCFLAGS_MOD = ''
 CPPPATH_MOD = []
diff --git a/core/SConscript.prodtest b/core/SConscript.prodtest
index 1d25e740f..d2599f0e2 100644
--- a/core/SConscript.prodtest
+++ b/core/SConscript.prodtest
@@ -6,7 +6,7 @@ import tools
 TREZOR_MODEL = ARGUMENTS.get('TREZOR_MODEL', 'T')
 CMAKELISTS = int(ARGUMENTS.get('CMAKELISTS', 0))
 
-FEATURES_WANTED = ["input", "sbu", "sdcard", "rdb_led"]
+FEATURES_WANTED = ["input", "sbu", "sd_card", "rdb_led"]
 
 CCFLAGS_MOD = ''
 CPPPATH_MOD = []
diff --git a/core/SConscript.reflash b/core/SConscript.reflash
index 3457e7ded..a0fd20d00 100644
--- a/core/SConscript.reflash
+++ b/core/SConscript.reflash
@@ -6,7 +6,7 @@ import tools
 TREZOR_MODEL = ARGUMENTS.get('TREZOR_MODEL', 'T')
 CMAKELISTS = int(ARGUMENTS.get('CMAKELISTS', 0))
 
-FEATURES_WANTED = ["input", "sdcard"]
+FEATURES_WANTED = ["input", "sd_card"]
 
 CCFLAGS_MOD = ''
 CPPPATH_MOD = []
diff --git a/core/SConscript.unix b/core/SConscript.unix
index ecd444b55..52bea0c4b 100644
--- a/core/SConscript.unix
+++ b/core/SConscript.unix
@@ -686,13 +686,11 @@ def cargo_build():
     if DMA2D:
         features.append('dma2d')
 
-    if TREZOR_MODEL in ('T',) :
+    if TREZOR_MODEL in ('T',):
         features.append('touch')
-    if TREZOR_MODEL in ('R') :
-        features.append('buttons')
-    if TREZOR_MODEL in ('1') :
-        features.append('buttons')
-
+        features.append('sd_card')
+    if TREZOR_MODEL in ('R', '1'):
+        features.append('button')
 
     env.get('ENV')['TREZOR_MODEL'] = TREZOR_MODEL
 
diff --git a/core/embed/rust/Cargo.toml b/core/embed/rust/Cargo.toml
index 8ce50f85d..e20f57a17 100644
--- a/core/embed/rust/Cargo.toml
+++ b/core/embed/rust/Cargo.toml
@@ -17,13 +17,13 @@ dma2d = []
 ui_debug = []
 ui_bounds = []
 bootloader = []
-buttons = []
+button = []
 touch = []
 clippy = []
 jpeg = []
 debug = ["ui_debug"]
 sbu = []
-sdcard = []
+sd_card = []
 rgb_led = []
 test = ["cc", "glob", "micropython", "protobuf", "ui", "ui_debug", "dma2d", "touch"]
 
diff --git a/core/embed/rust/src/trezorhal/io.rs b/core/embed/rust/src/trezorhal/io.rs
index d8aa3aa74..90f9988f5 100644
--- a/core/embed/rust/src/trezorhal/io.rs
+++ b/core/embed/rust/src/trezorhal/io.rs
@@ -1,6 +1,6 @@
 use super::ffi;
 
-#[cfg(feature = "buttons")]
+#[cfg(feature = "button")]
 pub use super::ffi::{BTN_EVT_DOWN, BTN_EVT_UP, BTN_LEFT, BTN_RIGHT};
 
 #[cfg(feature = "touch")]
@@ -8,7 +8,7 @@ pub fn io_touch_read() -> u32 {
     unsafe { ffi::touch_read() }
 }
 
-#[cfg(feature = "buttons")]
+#[cfg(feature = "button")]
 pub fn io_button_read() -> u32 {
     unsafe { ffi::button_read() }
 }
diff --git a/core/embed/rust/src/ui/component/base.rs b/core/embed/rust/src/ui/component/base.rs
index 1dc0b66f7..de07a4f00 100644
--- a/core/embed/rust/src/ui/component/base.rs
+++ b/core/embed/rust/src/ui/component/base.rs
@@ -11,7 +11,7 @@ use crate::{
     },
 };
 
-#[cfg(feature = "buttons")]
+#[cfg(feature = "button")]
 use crate::ui::event::ButtonEvent;
 #[cfg(feature = "touch")]
 use crate::ui::event::TouchEvent;
@@ -347,7 +347,7 @@ where
 
 #[derive(Copy, Clone, PartialEq, Eq)]
 pub enum Event<'a> {
-    #[cfg(feature = "buttons")]
+    #[cfg(feature = "button")]
     Button(ButtonEvent),
     #[cfg(feature = "touch")]
     Touch(TouchEvent),
diff --git a/core/embed/rust/src/ui/layout/obj.rs b/core/embed/rust/src/ui/layout/obj.rs
index 4c7d2dc0c..b4314d952 100644
--- a/core/embed/rust/src/ui/layout/obj.rs
+++ b/core/embed/rust/src/ui/layout/obj.rs
@@ -23,7 +23,7 @@ use crate::{
     },
 };
 
-#[cfg(feature = "buttons")]
+#[cfg(feature = "button")]
 use crate::ui::event::ButtonEvent;
 #[cfg(feature = "touch")]
 use crate::ui::event::TouchEvent;
@@ -400,7 +400,7 @@ extern "C" fn ui_layout_touch_event(_n_args: usize, _args: *const Obj) -> Obj {
     Obj::const_none()
 }
 
-#[cfg(feature = "buttons")]
+#[cfg(feature = "button")]
 extern "C" fn ui_layout_button_event(n_args: usize, args: *const Obj) -> Obj {
     let block = |args: &[Obj], _kwargs: &Map| {
         if args.len() != 3 {
@@ -414,7 +414,7 @@ extern "C" fn ui_layout_button_event(n_args: usize, args: *const Obj) -> Obj {
     unsafe { util::try_with_args_and_kwargs(n_args, args, &Map::EMPTY, block) }
 }
 
-#[cfg(not(feature = "buttons"))]
+#[cfg(not(feature = "button"))]
 extern "C" fn ui_layout_button_event(_n_args: usize, _args: *const Obj) -> Obj {
     Obj::const_none()
 }
diff --git a/core/embed/unix/board-unix.h b/core/embed/unix/board-unix.h
index 32fd61a7e..d3048981f 100644
--- a/core/embed/unix/board-unix.h
+++ b/core/embed/unix/board-unix.h
@@ -3,7 +3,7 @@
 
 #ifdef TREZOR_MODEL_T
 #define USE_TOUCH 1
-#define USE_SD_CARD 1
+#define USE_SDCARD 1
 #define USE_SBU 1
 #endif
 
diff --git a/core/site_scons/boards/trezor_1.py b/core/site_scons/boards/trezor_1.py
index 1cbc64a57..52bc1cfe4 100644
--- a/core/site_scons/boards/trezor_1.py
+++ b/core/site_scons/boards/trezor_1.py
@@ -15,7 +15,7 @@ def configure(env, features_wanted, defines, sources):
 
     if "input" in features_wanted:
         sources += ['embed/trezorhal/button.c']
-        features_available.append("buttons")
+        features_available.append("button")
 
     env.get('ENV')['TREZOR_BOARD'] = board
 
diff --git a/core/site_scons/boards/trezor_r_v3.py b/core/site_scons/boards/trezor_r_v3.py
index f7e6cdcb7..8e4b13a50 100644
--- a/core/site_scons/boards/trezor_r_v3.py
+++ b/core/site_scons/boards/trezor_r_v3.py
@@ -15,7 +15,7 @@ def configure(env, features_wanted, defines, sources):
 
     if "input" in features_wanted:
         sources += ['embed/trezorhal/button.c']
-        features_available.append("buttons")
+        features_available.append("button")
 
     if "rgb_led" in features_wanted:
         sources += ['embed/trezorhal/rgb_led.c']
diff --git a/core/site_scons/boards/trezor_r_v4.py b/core/site_scons/boards/trezor_r_v4.py
index 458d07ee8..ef21bec5d 100644
--- a/core/site_scons/boards/trezor_r_v4.py
+++ b/core/site_scons/boards/trezor_r_v4.py
@@ -15,7 +15,7 @@ def configure(env, features_wanted, defines, sources):
 
     if "input" in features_wanted:
         sources += ['embed/trezorhal/button.c']
-        features_available.append("buttons")
+        features_available.append("button")
 
     if "sbu" in features_wanted:
         sources += ['embed/trezorhal/sbu.c', ]
diff --git a/core/site_scons/boards/trezor_t.py b/core/site_scons/boards/trezor_t.py
index 911f30fdd..54617f12d 100644
--- a/core/site_scons/boards/trezor_t.py
+++ b/core/site_scons/boards/trezor_t.py
@@ -19,11 +19,11 @@ def configure(env, features_wanted, defines, sources):
         sources += ['embed/trezorhal/touch/ft6x36.c', ]
         features_available.append("touch")
 
-    if "sdcard" in features_wanted:
+    if "sd_card" in features_wanted:
         sources += ['embed/trezorhal/sdcard.c', ]
         sources += ['embed/extmod/modtrezorio/ff.c', ]
         sources += ['embed/extmod/modtrezorio/ffunicode.c', ]
-        features_available.append("sdcard")
+        features_available.append("sd_card")
 
     if "sbu" in features_wanted:
         sources += ['embed/trezorhal/sbu.c', ]