diff --git a/artiq/firmware/bootloader/main.rs b/artiq/firmware/bootloader/main.rs
index 398731e99..4498140b4 100644
--- a/artiq/firmware/bootloader/main.rs
+++ b/artiq/firmware/bootloader/main.rs
@@ -228,7 +228,8 @@ pub extern fn abort() {
 
 #[no_mangle]
 #[lang = "panic_fmt"]
-pub extern fn panic_fmt(args: core::fmt::Arguments, file: &'static str, line: u32) -> ! {
-    println!("panic at {}:{}: {}", file, line, args);
+pub extern fn panic_fmt(args: core::fmt::Arguments, file: &'static str,
+                        line: u32, column: u32) -> ! {
+    println!("panic at {}:{}:{}: {}", file, line, column, args);
     loop {}
 }
diff --git a/artiq/firmware/ksupport/lib.rs b/artiq/firmware/ksupport/lib.rs
index e2f7696a2..c3e05c138 100644
--- a/artiq/firmware/ksupport/lib.rs
+++ b/artiq/firmware/ksupport/lib.rs
@@ -49,8 +49,9 @@ macro_rules! recv {
 
 #[no_mangle]
 #[lang = "panic_fmt"]
-pub extern fn panic_fmt(args: core::fmt::Arguments, file: &'static str, line: u32) -> ! {
-    send(&Log(format_args!("panic at {}:{}: {}\n", file, line, args)));
+pub extern fn panic_fmt(args: core::fmt::Arguments, file: &'static str,
+                        line: u32, column: u32) -> ! {
+    send(&Log(format_args!("panic at {}:{}:{}: {}\n", file, line, column, args)));
     send(&RunAborted);
     loop {}
 }
diff --git a/artiq/firmware/runtime/main.rs b/artiq/firmware/runtime/main.rs
index deb78bf97..2f075b573 100644
--- a/artiq/firmware/runtime/main.rs
+++ b/artiq/firmware/runtime/main.rs
@@ -303,8 +303,9 @@ pub extern fn abort() {
 
 #[no_mangle]
 #[lang = "panic_fmt"]
-pub extern fn panic_fmt(args: core::fmt::Arguments, file: &'static str, line: u32) -> ! {
-    println!("panic at {}:{}: {}", file, line, args);
+pub extern fn panic_fmt(args: core::fmt::Arguments, file: &'static str,
+                        line: u32, column: u32) -> ! {
+    println!("panic at {}:{}:{}: {}", file, line, column, args);
 
     println!("backtrace for software version {}:",
              include_str!(concat!(env!("OUT_DIR"), "/git-describe")));
diff --git a/artiq/firmware/satman/main.rs b/artiq/firmware/satman/main.rs
index faa343678..eb478cc6a 100644
--- a/artiq/firmware/satman/main.rs
+++ b/artiq/firmware/satman/main.rs
@@ -293,7 +293,8 @@ pub extern fn abort() {
 
 #[no_mangle]
 #[lang = "panic_fmt"]
-pub extern fn panic_fmt(args: core::fmt::Arguments, file: &'static str, line: u32) -> ! {
-    println!("panic at {}:{}: {}", file, line, args);
+pub extern fn panic_fmt(args: core::fmt::Arguments, file: &'static str,
+                        line: u32, column: u32) -> ! {
+    println!("panic at {}:{}:{}: {}", file, line, column, args);
     loop {}
 }