diff --git a/src/instruction.rs b/src/instruction.rs
index 9b374d59..c770eabf 100644
--- a/src/instruction.rs
+++ b/src/instruction.rs
@@ -885,7 +885,7 @@ impl Instruction {
     /// let mut instructions = program.to_instructions(true);
     /// instructions.iter_mut().for_each(|inst| inst.apply_to_expressions(Expression::simplify));
     ///
-    /// assert_eq!(instructions[0].to_string(), String::from("SHIFT-PHASE 0 \"rf\" 4"))
+    /// assert_eq!(instructions[0].to_string(), String::from("SHIFT-PHASE 0 \"rf\" 4.0"))
     ///
     /// ```
     pub fn apply_to_expressions(&mut self, mut closure: impl FnMut(&mut Expression)) {
diff --git a/src/program/calibration.rs b/src/program/calibration.rs
index 24ce9413..89bca9ff 100644
--- a/src/program/calibration.rs
+++ b/src/program/calibration.rs
@@ -374,7 +374,7 @@ mod tests {
                     "    PULSE 0 \"xy\" gaussian(duration: 1, fwhm: 2, t0: 3)\n",
                     "X 0\n"
                 ),
-                expected: "PULSE 0 \"xy\" gaussian(duration: 1, fwhm: 2, t0: 3)\n",
+                expected: "PULSE 0 \"xy\" gaussian(duration: 1.0, fwhm: 2.0, t0: 3.0)\n",
             },
             TestCase {
                 input: concat!(