diff --git a/tests/pexpects/cursor_selection.py b/tests/pexpects/cursor_selection.py
index 474d77e83..507d15517 100644
--- a/tests/pexpects/cursor_selection.py
+++ b/tests/pexpects/cursor_selection.py
@@ -16,46 +16,46 @@ expect_prompt()
 
 sendline("set fish_cursor_selection_mode inclusive")
 
-sendline(f"echo{home}{select}{dump}")
+sendline("echo" + home + select + dump)
 expect_str("<e>")
-sendline(f"echo{home}{select}{right}{dump}")
+sendline("echo" + home + select + right + dump)
 expect_str("<ec>")
-sendline(f"echo{home}{right}{select}{left}{dump}")
+sendline("echo" + home + right + select + left + dump)
 expect_str("<ec>")
 
-sendline(f"echo{home}{right}{select}{dump}")
+sendline("echo" + home + right + select + dump)
 expect_str("<c>")
-sendline(f"echo{home}{right}{select}{right}{dump}")
+sendline("echo" + home + right + select + right + dump)
 expect_str("<ch>")
-sendline(f"echo{home}{right}{right}{select}{left}{dump}")
+sendline("echo" + home + right + right + select + left + dump)
 expect_str("<ch>")
 
-sendline(f"echo{end}{select}{dump}")
+sendline("echo" + end + select + dump)
 expect_str("<>")
-sendline(f"echo{end}{select}{left}{dump}")
+sendline("echo" + end + select + left + dump)
 expect_str("<o>")
-sendline(f"echo{end}{left}{select}{right}{dump}")
+sendline("echo" + end + left + select + right + dump)
 expect_str("<o>")
 
 sendline("set fish_cursor_selection_mode exclusive")
 
-sendline(f"echo{home}{select}{dump}")
+sendline("echo" + home + select + dump)
 expect_str("<>")
-sendline(f"echo{home}{select}{right}{dump}")
+sendline("echo" + home + select + right + dump)
 expect_str("<e>")
-sendline(f"echo{home}{right}{select}{left}{dump}")
+sendline("echo" + home + right + select + left + dump)
 expect_str("<e>")
 
-sendline(f"echo{home}{right}{select}{dump}")
+sendline("echo" + home + right + select + dump)
 expect_str("<>")
-sendline(f"echo{home}{right}{select}{right}{dump}")
+sendline("echo" + home + right + select + right + dump)
 expect_str("<c>")
-sendline(f"echo{home}{right}{right}{select}{left}{dump}")
+sendline("echo" + home + right + right + select + left + dump)
 expect_str("<c>")
 
-sendline(f"echo{end}{select}{dump}")
+sendline("echo" + end + select + dump)
 expect_str("<>")
-sendline(f"echo{end}{select}{left}{dump}")
+sendline("echo" + end + select + left + dump)
 expect_str("<o>")
-sendline(f"echo{end}{left}{select}{right}{dump}")
+sendline("echo" + end + left + select + right + dump)
 expect_str("<o>")