diff --git a/embassy-stm32/Cargo.toml b/embassy-stm32/Cargo.toml
index f8c4313e..074538d3 100644
--- a/embassy-stm32/Cargo.toml
+++ b/embassy-stm32/Cargo.toml
@@ -120,6 +120,10 @@ time-driver-tim3 = ["_time-driver"]
 time-driver-tim4 = ["_time-driver"]
 ## Use TIM5 as time driver
 time-driver-tim5 = ["_time-driver"]
+## Use TIM9 as time driver
+time-driver-tim9 = ["_time-driver"]
+## Use TIM11 as time driver
+time-driver-tim11 = ["_time-driver"]
 ## Use TIM12 as time driver
 time-driver-tim12 = ["_time-driver"]
 ## Use TIM15 as time driver
diff --git a/embassy-stm32/build.rs b/embassy-stm32/build.rs
index 0eef43ac..bb60d244 100644
--- a/embassy-stm32/build.rs
+++ b/embassy-stm32/build.rs
@@ -187,6 +187,8 @@ fn main() {
         Some("tim3") => "TIM3",
         Some("tim4") => "TIM4",
         Some("tim5") => "TIM5",
+        Some("tim9") => "TIM9",
+        Some("tim11") => "TIM11",
         Some("tim12") => "TIM12",
         Some("tim15") => "TIM15",
         Some("any") => {
@@ -198,12 +200,16 @@ fn main() {
                 "TIM4"
             } else if singletons.contains(&"TIM5".to_string()) {
                 "TIM5"
+            } else if singletons.contains(&"TIM9".to_string()) {
+                "TIM9"
+            } else if singletons.contains(&"TIM11".to_string()) {
+                "TIM11"
             } else if singletons.contains(&"TIM12".to_string()) {
                 "TIM12"
             } else if singletons.contains(&"TIM15".to_string()) {
                 "TIM15"
             } else {
-                panic!("time-driver-any requested, but the chip doesn't have TIM2, TIM3, TIM4, TIM5, TIM12 or TIM15.")
+                panic!("time-driver-any requested, but the chip doesn't have TIM2, TIM3, TIM4, TIM5, TIM9, TIM11, TIM12 or TIM15.")
             }
         }
         _ => panic!("unknown time_driver {:?}", time_driver),
diff --git a/embassy-stm32/src/time_driver.rs b/embassy-stm32/src/time_driver.rs
index e2a4cc4d..ea9c22d8 100644
--- a/embassy-stm32/src/time_driver.rs
+++ b/embassy-stm32/src/time_driver.rs
@@ -43,7 +43,10 @@ type T = peripherals::TIM3;
 type T = peripherals::TIM4;
 #[cfg(time_driver_tim5)]
 type T = peripherals::TIM5;
-
+#[cfg(time_driver_tim9)]
+type T = peripherals::TIM9;
+#[cfg(time_driver_tim11)]
+type T = peripherals::TIM11;
 #[cfg(time_driver_tim12)]
 type T = peripherals::TIM12;
 #[cfg(time_driver_tim15)]
@@ -82,6 +85,22 @@ foreach_interrupt! {
             DRIVER.on_interrupt()
         }
     };
+    (TIM9, timer, $block:ident, UP, $irq:ident) => {
+        #[cfg(time_driver_tim9)]
+        #[cfg(feature = "rt")]
+        #[interrupt]
+        fn $irq() {
+            DRIVER.on_interrupt()
+        }
+    };
+    (TIM11, timer, $block:ident, UP, $irq:ident) => {
+        #[cfg(time_driver_tim11)]
+        #[cfg(feature = "rt")]
+        #[interrupt]
+        fn $irq() {
+            DRIVER.on_interrupt()
+        }
+    };
     (TIM12, timer, $block:ident, UP, $irq:ident) => {
         #[cfg(time_driver_tim12)]
         #[cfg(feature = "rt")]