diff --git a/src/main/config/config.c b/src/main/config/config.c
index 2c8295ebcc..002797cec0 100644
--- a/src/main/config/config.c
+++ b/src/main/config/config.c
@@ -452,7 +452,7 @@ static void validateAndFixConfig(void)
         motorConfigMutable()->dev.useContinuousUpdate = false;
     }
 
-#if defined(USE_DSHOT_TELEMETRY)
+#if defined(USE_DSHOT_TELEMETRY) && defined(USE_TIMER)
     bool nChannelTimerUsed = false;
     for (unsigned i = 0; i < getMotorCount(); i++) {
         const ioTag_t tag = motorConfig()->dev.ioTags[i];
diff --git a/src/main/drivers/dshot.c b/src/main/drivers/dshot.c
index ec73e04327..d433240539 100644
--- a/src/main/drivers/dshot.c
+++ b/src/main/drivers/dshot.c
@@ -161,12 +161,16 @@ void initDshotTelemetry(const timeUs_t looptimeUs)
     // erpmToHz is used by bidir dshot and ESC telemetry
     erpmToHz = ERPM_PER_LSB / SECONDS_PER_MINUTE / (motorConfig()->motorPoleCount / 2.0f);
 
+#ifdef USE_RPM_FILTER
     if (motorConfig()->dev.useDshotTelemetry) {
         // init LPFs for RPM data
         for (unsigned i = 0; i < dshotMotorCount; i++) {
             pt1FilterInit(&motorFreqLpf[i], pt1FilterGain(rpmFilterConfig()->rpm_filter_lpf_hz, looptimeUs * 1e-6f));
         }
     }
+#else
+    UNUSED(looptimeUs);
+#endif
 }
 
 static uint32_t dshot_decode_eRPM_telemetry_value(uint16_t value)
diff --git a/src/platform/STM32/target/STM32H743/target.h b/src/platform/STM32/target/STM32H743/target.h
index a1ed4202de..cca95f214f 100644
--- a/src/platform/STM32/target/STM32H743/target.h
+++ b/src/platform/STM32/target/STM32H743/target.h
@@ -59,6 +59,8 @@
 #define TARGET_IO_PORTE 0xffff
 #define TARGET_IO_PORTF 0xffff
 #define TARGET_IO_PORTG 0xffff
+#define TARGET_IO_PORTH 0xffff
+#define TARGET_IO_PORTI 0xffff
 
 #define USE_I2C
 #define I2C_FULL_RECONFIGURABILITY